狠狠撸

gene technology biotechnology inherited change regulation and control biological molecules biodiversity and conservation gas exchange cell structure crop plants aspects of human reproduction cell and nuclear division mammalian transport ecology energy and respiration evolution immunity infectious diseases genetic control protein lipids proteins carbohydrates photosynthesis plant cells organelle animal cells microscope eukaryote prokaryote reducing sugar non-reducing sugar lipid benedict's biuret's water classification enzymes cell membranes and transport cell membranes and transport transport