Adaptations
Download as pptx, pdf1 like384 views
The document discusses structural adaptations in kangaroos and bottle brush plants. Kangaroos have large ears that help keep them cool in hot, arid environments and sense danger. Bottle brush flowers have colorful stamens that attract pollinators like bees and birds to help the plants survive and reproduce.
1 of 3
Download to read offline
Ad
Recommended
Adaptations
Adaptationsyr82011
油
The document discusses several physical adaptations that help koalas survive in their natural habitat. Koalas in southern Australia have thicker fur to keep warm in colder climates. Their pear shaped bodies provide stability when sitting or laying in trees. Opposable thumbs and rough palms allow koalas to grip trees tightly when climbing. Large ears and noses also aid survival - ears help detect movement and their nose helps identify good eucalyptus leaves to eat.Animal adaptations
Animal adaptationsIZZY100
油
Animal adaptations are physical or behavioral traits that help animals survive in their habitats, such as a bird's beak shape or the color of a mammal's fur, and develop over generations rather than a single lifetime. Examples provided include how a lion's eyes and mane help with hunting and appearance, a giraffe's long neck aids visibility, and zebras defend themselves with speed, kicking, and biting while their coloration provides camouflage from predators. The document also outlines adaptations in mammals, birds, reptiles, amphibians as well as defenses like camouflage, mimicry, and protective coatings.Adaptions
Adaptionsyr82011
油
Echidnas have several physical adaptations that allow them to forage and live in burrows, including a sticky tongue for eating ants and termites, sharp claws for digging, and the ability to withstand high carbon dioxide levels. They are also protective of their spiny coats and can lower their heart rate to survive flash flooding. The bottlebrush tree produces flower spikes to attract birds and insects for pollination, can hold seeds for years, and only releases seeds after fires so that the plants don't die in cold weather. Both species are well-adapted to survive and reproduce in their environments.The animals and their habitats
The animals and their habitatsNataliaZapata14
油
The document discusses habitats and how animals adapt to their environments. It explains that a habitat provides animals with food and shelter. It gives examples of how different types of animals, such as birds, aquatic animals, desert animals, and arctic animals, have adapted traits that help them survive in their particular habitats. These adaptations include physical features like webbed feet, camouflage, streamlined bodies, and thick fur or layers of fat.Adaption of animal and plant
Adaption of animal and plantyr82011
油
The document discusses animal adaptation and describes some examples. It defines adaptation as the ability of an animal to adjust and survive in its habitat due to its traits. There are three main types of adaptation: structural relating to shape and size, behavioral relating to how an animal acts, and functional relating to chemical processes. Two examples are then given of structural adaptations - koalas having a dense woolly coat, long claws, and opposable thumbs to help them climb trees and survive hot/cold conditions in Australia, and a plant having tiny woolly hairs and a sturdy stem to deter predators and hold water in dry Australian climates.Adaptations
Adaptationsyr82011
油
The document describes two species' adaptations: the white-bellied sea eagle's hooked bill, dark legs, and taloned feet help it catch slippery fish and other aquatic animals as prey. Eucalyptus trees have thick, waxy leaves that reduce water loss, allowing the trees to survive in dry areas with little water by retaining moisture so they can live and grow.Plant and animal adaptations
Plant and animal adaptationsyr82011
油
This document discusses adaptations in animals and plants. It defines adaptations as characteristics that improve an organism's chances of survival in its environment. There are three main types of adaptations: structural relating to shape and size, behavioral relating to how an organism acts, and functional relating to chemical processes. The giraffe's long neck is a structural adaptation that allows it to reach tall trees for food. The waratah plant has thick waxy leaves as a structural adaptation to help it cope with dry conditions and attract pollinators.Diseases case studies
Diseases case studiesyr82011
油
The document summarizes information about malaria and bipolar disorder. Malaria is caused by a parasite transmitted through the bites of infected mosquitoes. Symptoms include fevers, chills, and fatigue. Treatment involves drugs like chloroquine or combinations of quinine and antibiotics. Prevention methods consist of antimalarial drugs, insect repellent, and mosquito nets. Bipolar disorder has unknown causes but genetic and chemical factors. Symptoms vary between periods of mania and depression. Treatment focuses on lithium to control mood swings along with hospitalization during depressive episodes. Neither disease can be prevented, but their symptoms can be managed.Infectious and non infectious diseases
Infectious and non infectious diseasesyr82011
油
Yasmine Biady presented on ringworm and diabetes. Ringworm symptoms can include itchy, irritated skin and rashes. It commonly affects young children and incidence is estimated around 3-5% of populations in some countries. Type 1 diabetes occurs when the pancreas cannot produce insulin and has genetic and environmental causes. Type 2 diabetes occurs when the body does not use insulin properly and can be prevented through healthy lifestyle choices. Resources on ringworm and diabetes were also provided.Diseases case studies
Diseases case studiesyr82011
油
Influenza is caused by a virus that infects cells and often mutates, so immunity to one strain does not protect against others. It is transmitted through direct contact, contaminated objects, or inhaled aerosols. Symptoms include fever, body aches, headache, and cough. Treatment focuses on symptom relief and there are now three licensed antiviral treatments in the UK. Prevention includes an annual flu vaccine tailored to the strains expected to cause epidemics that year. Anorexia nervosa has unclear causes but links to anxiety, unhappiness, and low self-esteem. Symptoms include extreme weight loss and medical complications. Treatment involves hospitalization for refeeding and behavioral therapy to address emotional issues.1. diseases case studies
1. diseases case studiesyr82011
油
The document discusses chickenpox and Down's syndrome. Chickenpox is caused by the varicella-zoster virus and spreads through saliva or mucus. It causes a red, itchy rash and symptoms include fever, headache and sore throat. Treatment involves antiviral medication or creams to reduce itchiness. Prevention includes vaccination which is highly effective. Down's syndrome is a genetic disorder caused by a third copy of chromosome 21, leading to distinctive physical features. It cannot be prevented but conditions can be treated through surgery or medication.Infectious and Non Infectious Diseases 
Infectious and Non Infectious Diseases yr82011
油
Whooping cough is caused by the Bordetella pertussis bacteria. It is transmitted through respiratory droplets from coughing or sneezing, and sometimes through contact with clothes or toys. Early symptoms resemble a common cold with sneezing, runny nose, and slight fever. Later, uncontrolled bouts of coughing occur with a characteristic "whooping" sound between coughs. Treatment involves antibiotics like azithromycin or erythromycin for 5-7 days. Other supportive treatments include steam inhalation, paracetamol, fluids, and rest. Vaccinations against whooping cough are recommended for babies and children through the DTaP vaccine.Disease case study- Francesca Reid
Disease case study- Francesca Reidyr82011
油
The document discusses influenza (flu) and its characteristics. It describes how the flu virus mutates annually to evade immunity, but every 30 years or so a major "shift" occurs that causes a pandemic. Symptoms of the flu include fever, aches, cough and tiredness. The best prevention is an annual flu vaccine, as the virus changes each year. Type 1 diabetes is also summarized, where the immune system attacks insulin-producing cells in the pancreas. Its treatment requires insulin injections and managing diet and activity levels. While there is no cure for either condition, vaccination and healthy habits can help prevent their spread.Case study diseases
Case study diseasesyr82011
油
This document compares the infectious disease whooping cough and the non-infectious genetic disease Down syndrome. Whooping cough is caused by the bacterium Bordetella pertussis and spreads through airborne droplets. It causes a runny nose, cough, and can be life threatening for infants. Antibiotics and vaccination are used for treatment and prevention. Down syndrome is a genetic condition caused by the presence of an extra chromosome 21. It causes distinctive facial features and cognitive impairment. While it cannot be prevented, treatments have improved life expectancy and managed associated medical conditions. Both diseases most severely impact infants and have varying incidence rates around the world.Infectious & non infectious diseases
Infectious & non infectious diseasesyr82011
油
Tetanus is caused by a bacteria that enters the body through wounds. It causes painful muscle spasms. Symptoms include headaches, jaw cramping, and muscle stiffness. Treatment requires antibiotics, wound care, and drugs to control muscle spasms. The tetanus vaccine and boosters provide effective prevention. Rates are highest in hot, damp climates with organic soil.
Down syndrome is a genetic condition where a person is born with an extra copy of chromosome 21. It causes intellectual and physical disabilities as well as health issues. Symptoms vary but may include heart disease, hearing loss, and intestinal problems. Early therapy can help improve skills. Risk increases with the mother's age. There is no knownDisease case study sermin sayan
Disease case study sermin sayanyr82011
油
AIDS is caused by the HIV virus which is transmitted through bodily fluids and blood-to-blood contact. Early symptoms include swollen lymph nodes and fatigue, while later symptoms include weight loss, diarrhea, and attacks of shingles. There is no cure, but antiviral drugs can treat HIV/AIDS. Prevention involves avoiding practices like sharing needles or having unprotected sex. Over 22 million people in Africa have been diagnosed with AIDS since 1981.
Parkinson's disease causes slow movement, muscle rigidity and tremors due to a lack of dopamine. It is not contagious and may be inherited or caused by environmental toxins. Symptoms include tremors, stiffness, and impaired motor skills. Treatments aim to boost5. disease case studies
5. disease case studiesyr82011
油
This document discusses and compares two diseases: chicken pox and anorexia nervosa. Chicken pox is a highly contagious viral disease that causes an itchy rash. It spreads through contact with infected individuals and can be prevented through vaccination. Anorexia nervosa is a psychological disorder characterized by an obsessive fear of gaining weight and refusal to eat. It has complex cultural, biological, and psychological causes and can lead to severe physical and mental health issues if not properly treated through hospitalization and monitored recovery programs. Both diseases are most common in adolescents and have become more prevalent in recent decades, influenced by modern culture.Diseases case study jennifer yu
Diseases case study jennifer yuyr82011
油
This document provides information on malaria and osteoporosis. It describes the four species of parasites that cause malaria in humans and their symptoms. Malaria is transmitted through mosquito bites and symptoms include fever, fatigue and enlarged spleen. Treatment differs for uncomplicated and severe malaria, utilizing artemisinin-based combination therapy and injectable artesunate respectively. Prevention focuses on insecticide-treated bed nets and indoor spraying. Osteoporosis is caused by factors like genetics, menopause and inactivity. It often produces no symptoms until fractures occur. Treatment includes hormones, bisphosphonates, calcium and exercise while prevention emphasizes calcium/vitamin D intake and weight-bearing exercise.Infectious and non infectious diseases - olivia tan
Infectious and non infectious diseases - olivia tanyr82011
油
Chickenpox is caused by the varicella-zoster virus and spreads through the air or direct contact. It causes a red, itchy rash all over the body and small blisters that crust over. Most cases are mild and do not require treatment beyond anti-itch lotions and oatmeal baths. The chickenpox vaccine is highly effective at preventing infection. Breast cancer is caused by abnormal cell growth in the breast and symptoms include new lumps or changes in breast shape or skin. Treatment involves surgery, radiation, and chemotherapy. Regular breast exams and a healthy lifestyle can help prevent breast cancer.3 infectious and non-infectious disease rebecca
3 infectious and non-infectious disease rebeccayr82011
油
Tetanus is caused by toxins produced by the Clostridium tetani bacteria entering the body through wounds. It causes painful muscle spasms and can be fatal if untreated. Immunization through vaccines like DTaP can prevent tetanus. While once common, reported tetanus cases and deaths are now very low in Australia due to widespread immunization.
Parkinson's disease is caused by the loss of dopamine-producing neurons in the substantia nigra region of the brain. It causes movement-related symptoms like tremors and rigidity. While its causes are unknown, it tends to affect older individuals. Treatment focuses on replacing lost dopamine or controlling symptoms, but cannot stop the progression of neuronal3 infectious and non-infectious diseases ppt
3 infectious and non-infectious diseases pptyr82011
油
This document summarizes information about two diseases: tetanus and Parkinson's disease. Tetanus is caused by toxins produced by the Clostridium tetani bacteria entering the body through wounds. It causes painful muscle spasms and can be fatal if untreated. Vaccines provide effective prevention. Parkinson's disease results from the loss of dopamine-producing neurons in the brain. Its characteristic symptoms include tremors, slow movement, and rigid facial expressions. While its causes are unknown, treatments aim to replace dopamine or reduce symptoms. Both diseases disproportionately impact older populations.Infectious & non infectious case study
Infectious & non infectious case studyyr82011
油
Tetanus is caused by bacteria that enters the body through open wounds and produces toxins affecting the nervous system. It causes stiffness of the jaw and muscles. While it can affect anyone, it is more common in areas without immunization. Treatment involves antibiotics, antitoxins, and in severe cases mechanical ventilation. Prevention is through vaccination and prophylaxis for open wounds.
Alzheimer's disease causes brain cells to die faster than normal aging. Genetic factors play a role in some rare early-onset cases. Symptoms include memory loss, confusion, problems with language and spatial skills. While there is no cure, treatments can help manage symptoms. Prevention may involve antioxidants but more research is needed as the causes areDisease case studies
Disease case studiesyr82011
油
The document discusses chickenpox, caused by the varicella-zoster virus. It spreads easily through sneezes, coughs or sharing food/drinks. Symptoms include tiredness, fever and rash appearing as red spots developing into blisters. Home treatment with rest, fever medication and oatmeal baths is usually sufficient. Vaccination can prevent chickenpox. Chickenpox is most common in children under 12, in early spring/late winter worldwide.Non infectious and infectious diseases case study-Nidhi kontham
Non infectious and infectious diseases case study-Nidhi konthamyr82011
油
This document discusses and compares skin cancer and malaria. It outlines the symptoms of each disease, which include unusual spots on the skin for skin cancer and high fever, chills, and muscle pain for malaria. It also discusses prevention methods for both diseases, such as wearing sunscreen and protective clothing to prevent skin cancer and taking preventative medicines to prevent malaria. The document notes that malaria occurs most commonly in tropical and subtropical regions of Africa, Asia, Latin America, and some parts of Europe and the Middle East.Infectious and non infectious diseases
Infectious and non infectious diseasesyr82011
油
Malaria is an infectious disease caused by a parasite transmitted through mosquito bites. Symptoms include fever, headache, vomiting and muscle pain. If not treated, malaria can become life-threatening by disrupting red blood cells. Effective treatment involves prompt use of artemisinin-based therapies. Prevention focuses on insecticide-treated nets, indoor spraying and repellents. Malaria occurs in over 100 countries in tropical and subtropical regions, especially affecting pregnant women, infants and those with HIV/AIDS.
Osteoporosis is a non-infectious disease where bones become weaker and more prone to fractures as people age. It is caused by loss of bone density and commonly affects women and men overPrayer to mark international womens day
Prayer to mark international womens dayyr82011
油
Sambhali Trust http://www.sambhali-trust.org/ is a non-profit NGO that runs a variety of projects that empower women and girls who are victims or potential victims of abuse.
Watch: The Girl Effect-the clock is ticking http://www.youtube.com/watch?v=1e8xgF0JtVg&NR=1&feature=endscreen
and
The Girl Effect: http://www.youtube.com/watch?v=WIvmE4_KMNw
Case study
Case studyyr82011
油
The Red Kangaroo is the largest living marsupial in Australia. It evolved adaptations like different types of milk production and hopping to survive in arid environments as Australia's climate changed. The introduction of livestock and agriculture by Europeans further increased the Red Kangaroo's habitat and food sources, causing its population to grow. Its red fur color also provides camouflage in the red Australian soil, demonstrating natural selection pressures. Overall, the environmental changes led to macroevolutionary changes in the Red Kangaroo over a long period of time.Ddt and mosquitoes
Ddt and mosquitoesyr82011
油
Mosquitoes like Anopheles gambiae and Anopheles stephensi were targeted with DDT to reduce malaria. Initially DDT killed mosquitoes but they eventually evolved resistance and their populations recovered. The use of DDT also harmed other animals through bioaccumulation, though it was thought to not harm humans. This environmental change put selective pressure on mosquitoes that developed resistance, causing micro-evolution within the species.More Related Content
More from yr82011 (20)
Infectious and non infectious diseases
Infectious and non infectious diseasesyr82011
油
Yasmine Biady presented on ringworm and diabetes. Ringworm symptoms can include itchy, irritated skin and rashes. It commonly affects young children and incidence is estimated around 3-5% of populations in some countries. Type 1 diabetes occurs when the pancreas cannot produce insulin and has genetic and environmental causes. Type 2 diabetes occurs when the body does not use insulin properly and can be prevented through healthy lifestyle choices. Resources on ringworm and diabetes were also provided.Diseases case studies
Diseases case studiesyr82011
油
Influenza is caused by a virus that infects cells and often mutates, so immunity to one strain does not protect against others. It is transmitted through direct contact, contaminated objects, or inhaled aerosols. Symptoms include fever, body aches, headache, and cough. Treatment focuses on symptom relief and there are now three licensed antiviral treatments in the UK. Prevention includes an annual flu vaccine tailored to the strains expected to cause epidemics that year. Anorexia nervosa has unclear causes but links to anxiety, unhappiness, and low self-esteem. Symptoms include extreme weight loss and medical complications. Treatment involves hospitalization for refeeding and behavioral therapy to address emotional issues.1. diseases case studies
1. diseases case studiesyr82011
油
The document discusses chickenpox and Down's syndrome. Chickenpox is caused by the varicella-zoster virus and spreads through saliva or mucus. It causes a red, itchy rash and symptoms include fever, headache and sore throat. Treatment involves antiviral medication or creams to reduce itchiness. Prevention includes vaccination which is highly effective. Down's syndrome is a genetic disorder caused by a third copy of chromosome 21, leading to distinctive physical features. It cannot be prevented but conditions can be treated through surgery or medication.Infectious and Non Infectious Diseases
Infectious and Non Infectious Diseases yr82011
油
Whooping cough is caused by the Bordetella pertussis bacteria. It is transmitted through respiratory droplets from coughing or sneezing, and sometimes through contact with clothes or toys. Early symptoms resemble a common cold with sneezing, runny nose, and slight fever. Later, uncontrolled bouts of coughing occur with a characteristic "whooping" sound between coughs. Treatment involves antibiotics like azithromycin or erythromycin for 5-7 days. Other supportive treatments include steam inhalation, paracetamol, fluids, and rest. Vaccinations against whooping cough are recommended for babies and children through the DTaP vaccine.Disease case study- Francesca Reid
Disease case study- Francesca Reidyr82011
油
The document discusses influenza (flu) and its characteristics. It describes how the flu virus mutates annually to evade immunity, but every 30 years or so a major "shift" occurs that causes a pandemic. Symptoms of the flu include fever, aches, cough and tiredness. The best prevention is an annual flu vaccine, as the virus changes each year. Type 1 diabetes is also summarized, where the immune system attacks insulin-producing cells in the pancreas. Its treatment requires insulin injections and managing diet and activity levels. While there is no cure for either condition, vaccination and healthy habits can help prevent their spread.Case study diseases
Case study diseasesyr82011
油
This document compares the infectious disease whooping cough and the non-infectious genetic disease Down syndrome. Whooping cough is caused by the bacterium Bordetella pertussis and spreads through airborne droplets. It causes a runny nose, cough, and can be life threatening for infants. Antibiotics and vaccination are used for treatment and prevention. Down syndrome is a genetic condition caused by the presence of an extra chromosome 21. It causes distinctive facial features and cognitive impairment. While it cannot be prevented, treatments have improved life expectancy and managed associated medical conditions. Both diseases most severely impact infants and have varying incidence rates around the world.Infectious & non infectious diseases
Infectious & non infectious diseasesyr82011
油
Tetanus is caused by a bacteria that enters the body through wounds. It causes painful muscle spasms. Symptoms include headaches, jaw cramping, and muscle stiffness. Treatment requires antibiotics, wound care, and drugs to control muscle spasms. The tetanus vaccine and boosters provide effective prevention. Rates are highest in hot, damp climates with organic soil.
Down syndrome is a genetic condition where a person is born with an extra copy of chromosome 21. It causes intellectual and physical disabilities as well as health issues. Symptoms vary but may include heart disease, hearing loss, and intestinal problems. Early therapy can help improve skills. Risk increases with the mother's age. There is no knownDisease case study sermin sayan
Disease case study sermin sayanyr82011
油
AIDS is caused by the HIV virus which is transmitted through bodily fluids and blood-to-blood contact. Early symptoms include swollen lymph nodes and fatigue, while later symptoms include weight loss, diarrhea, and attacks of shingles. There is no cure, but antiviral drugs can treat HIV/AIDS. Prevention involves avoiding practices like sharing needles or having unprotected sex. Over 22 million people in Africa have been diagnosed with AIDS since 1981.
Parkinson's disease causes slow movement, muscle rigidity and tremors due to a lack of dopamine. It is not contagious and may be inherited or caused by environmental toxins. Symptoms include tremors, stiffness, and impaired motor skills. Treatments aim to boost5. disease case studies
5. disease case studiesyr82011
油
This document discusses and compares two diseases: chicken pox and anorexia nervosa. Chicken pox is a highly contagious viral disease that causes an itchy rash. It spreads through contact with infected individuals and can be prevented through vaccination. Anorexia nervosa is a psychological disorder characterized by an obsessive fear of gaining weight and refusal to eat. It has complex cultural, biological, and psychological causes and can lead to severe physical and mental health issues if not properly treated through hospitalization and monitored recovery programs. Both diseases are most common in adolescents and have become more prevalent in recent decades, influenced by modern culture.Diseases case study jennifer yu
Diseases case study jennifer yuyr82011
油
This document provides information on malaria and osteoporosis. It describes the four species of parasites that cause malaria in humans and their symptoms. Malaria is transmitted through mosquito bites and symptoms include fever, fatigue and enlarged spleen. Treatment differs for uncomplicated and severe malaria, utilizing artemisinin-based combination therapy and injectable artesunate respectively. Prevention focuses on insecticide-treated bed nets and indoor spraying. Osteoporosis is caused by factors like genetics, menopause and inactivity. It often produces no symptoms until fractures occur. Treatment includes hormones, bisphosphonates, calcium and exercise while prevention emphasizes calcium/vitamin D intake and weight-bearing exercise.Infectious and non infectious diseases - olivia tan
Infectious and non infectious diseases - olivia tanyr82011
油
Chickenpox is caused by the varicella-zoster virus and spreads through the air or direct contact. It causes a red, itchy rash all over the body and small blisters that crust over. Most cases are mild and do not require treatment beyond anti-itch lotions and oatmeal baths. The chickenpox vaccine is highly effective at preventing infection. Breast cancer is caused by abnormal cell growth in the breast and symptoms include new lumps or changes in breast shape or skin. Treatment involves surgery, radiation, and chemotherapy. Regular breast exams and a healthy lifestyle can help prevent breast cancer.3 infectious and non-infectious disease rebecca
3 infectious and non-infectious disease rebeccayr82011
油
Tetanus is caused by toxins produced by the Clostridium tetani bacteria entering the body through wounds. It causes painful muscle spasms and can be fatal if untreated. Immunization through vaccines like DTaP can prevent tetanus. While once common, reported tetanus cases and deaths are now very low in Australia due to widespread immunization.
Parkinson's disease is caused by the loss of dopamine-producing neurons in the substantia nigra region of the brain. It causes movement-related symptoms like tremors and rigidity. While its causes are unknown, it tends to affect older individuals. Treatment focuses on replacing lost dopamine or controlling symptoms, but cannot stop the progression of neuronal3 infectious and non-infectious diseases ppt
3 infectious and non-infectious diseases pptyr82011
油
This document summarizes information about two diseases: tetanus and Parkinson's disease. Tetanus is caused by toxins produced by the Clostridium tetani bacteria entering the body through wounds. It causes painful muscle spasms and can be fatal if untreated. Vaccines provide effective prevention. Parkinson's disease results from the loss of dopamine-producing neurons in the brain. Its characteristic symptoms include tremors, slow movement, and rigid facial expressions. While its causes are unknown, treatments aim to replace dopamine or reduce symptoms. Both diseases disproportionately impact older populations.Infectious & non infectious case study
Infectious & non infectious case studyyr82011
油
Tetanus is caused by bacteria that enters the body through open wounds and produces toxins affecting the nervous system. It causes stiffness of the jaw and muscles. While it can affect anyone, it is more common in areas without immunization. Treatment involves antibiotics, antitoxins, and in severe cases mechanical ventilation. Prevention is through vaccination and prophylaxis for open wounds.
Alzheimer's disease causes brain cells to die faster than normal aging. Genetic factors play a role in some rare early-onset cases. Symptoms include memory loss, confusion, problems with language and spatial skills. While there is no cure, treatments can help manage symptoms. Prevention may involve antioxidants but more research is needed as the causes areDisease case studies
Disease case studiesyr82011
油
The document discusses chickenpox, caused by the varicella-zoster virus. It spreads easily through sneezes, coughs or sharing food/drinks. Symptoms include tiredness, fever and rash appearing as red spots developing into blisters. Home treatment with rest, fever medication and oatmeal baths is usually sufficient. Vaccination can prevent chickenpox. Chickenpox is most common in children under 12, in early spring/late winter worldwide.Non infectious and infectious diseases case study-Nidhi kontham
Non infectious and infectious diseases case study-Nidhi konthamyr82011
油
This document discusses and compares skin cancer and malaria. It outlines the symptoms of each disease, which include unusual spots on the skin for skin cancer and high fever, chills, and muscle pain for malaria. It also discusses prevention methods for both diseases, such as wearing sunscreen and protective clothing to prevent skin cancer and taking preventative medicines to prevent malaria. The document notes that malaria occurs most commonly in tropical and subtropical regions of Africa, Asia, Latin America, and some parts of Europe and the Middle East.Infectious and non infectious diseases
Infectious and non infectious diseasesyr82011
油
Malaria is an infectious disease caused by a parasite transmitted through mosquito bites. Symptoms include fever, headache, vomiting and muscle pain. If not treated, malaria can become life-threatening by disrupting red blood cells. Effective treatment involves prompt use of artemisinin-based therapies. Prevention focuses on insecticide-treated nets, indoor spraying and repellents. Malaria occurs in over 100 countries in tropical and subtropical regions, especially affecting pregnant women, infants and those with HIV/AIDS.
Osteoporosis is a non-infectious disease where bones become weaker and more prone to fractures as people age. It is caused by loss of bone density and commonly affects women and men overPrayer to mark international womens day
Prayer to mark international womens dayyr82011
油
Sambhali Trust http://www.sambhali-trust.org/ is a non-profit NGO that runs a variety of projects that empower women and girls who are victims or potential victims of abuse.
Watch: The Girl Effect-the clock is ticking http://www.youtube.com/watch?v=1e8xgF0JtVg&NR=1&feature=endscreen
and
The Girl Effect: http://www.youtube.com/watch?v=WIvmE4_KMNw
Case study
Case studyyr82011
油
The Red Kangaroo is the largest living marsupial in Australia. It evolved adaptations like different types of milk production and hopping to survive in arid environments as Australia's climate changed. The introduction of livestock and agriculture by Europeans further increased the Red Kangaroo's habitat and food sources, causing its population to grow. Its red fur color also provides camouflage in the red Australian soil, demonstrating natural selection pressures. Overall, the environmental changes led to macroevolutionary changes in the Red Kangaroo over a long period of time.Ddt and mosquitoes
Ddt and mosquitoesyr82011
油
Mosquitoes like Anopheles gambiae and Anopheles stephensi were targeted with DDT to reduce malaria. Initially DDT killed mosquitoes but they eventually evolved resistance and their populations recovered. The use of DDT also harmed other animals through bioaccumulation, though it was thought to not harm humans. This environmental change put selective pressure on mosquitoes that developed resistance, causing micro-evolution within the species.Adaptations
- 1. Adaptations BY PARIS SELBY
- 2. Kangaroo- Adaptation Type of adaptation : Structural adaptation Adaptation: Large ears of the Kangaroo How does the adaptation help the animal to survive ? The large ears of the kangaroo help keep the kangaroo cool in the hot , arid environment it is found in . The ears can also sense danger that can be fatal to the kangaroo .
- 3. Bottle Brush- Adaptation Type of adaptation : Structural Adaptation : The coloured stamen of the bottle brush flower . How does the adaptation help the plant to survive ? The coloured flower of the bottle brush helps the plant to attract pollinators such as bees , wasps and some birds to keep it alive .