Darwins Theory of Evolution Natural Selection - process by whch populations become adapted to the environment. The fitness of an individual is measured by how well its offspring reproduce - i.e. how many offspring that operate and reproduce does an individual produce ? Charles Darwin studdied and closly watched peppered moths (Biston Betularia) in their natural habbitat. The peppered moths ar light tingeed with darker areas of color. Like humans, however, these moths can be bushel up in a range of pigmentation from rattling nigrify to very white and only shades in between.He watched durring the industrial whirling in the middle of the 18th century. Soot from the factories was starting signal to colorise the trees making the moths visable to passing predators. The different colored moths all go bad to the same species; they reproduce with each other, and the color difference depends originally on alternate alleles for a individual gene. The bl ack moths were presumably produced by mutation:...If you want to hit a climb essay, order it on our website: OrderEssay.net
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