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dna evolution lung cancer mutation population genetics respiratory system blood vessel 喔�喔ム腑喔斷弗喔∴腑喔编竵喙�喔�喔� nerve cell lung 喔�喔о副喔� movement cancer species cigarette chromosome eye 喙傕福喔勦笚喔侧竾喙赌喔断复喔权斧喔侧涪喙冟笀 喔栢父喔囙弗喔∴箓喔涏箞喔囙笧喔�喔� 喔�喔�喔氞斧喔粪笖 喔佮福喔班箑喔炧覆喔班腑喔侧斧喔侧福 喙佮笢喔� 喔�喔ム腑喔斷弗喔� excretion waste management 喙勦竞喙� 喙傕福喔勦笡喔�喔斷笟喔о浮 charles darwin 喔∴复喔о箑喔椸笂喔编笝 translation d biology 喔碽颈辞濒辞驳测 喔�4 tuberculosis gene heart reproduction nose skin taste bud ear lymph red blood cell spinal cord autonomic nervous system test nervous system action potential glomerulus kidney joint bone skeletal muscle brain stomach scar allergy tobacco smoking stop replication