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 function 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 touched with darker areas of color. Like humans, however, these moths can be take up in a range of pigmentation from rattling stern to very white and either shades in between.He watched durring the industrial whirling in the middle of the 18th century.
Soot from the factories was start 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 wiz gene. The black moths were presumably produced by mutation:...If you want to impersonate a climb essay, order it on our website:
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