Explanation:
charles darwin proposed thoery of natural selection.he had collected imnumerable specimens of plant and animals.he published concept survival of fittest. while explaining he says that There is always competition for food.only those organism survive which shows adptations in various reasons. it thoery of natural selection.
There are some objections,
1. natural selection is not only factor responsible for evolution.
2. darwin did not mention uesful and useless modifications.
3. There is no explanation about slow and abrupt changes
The best and most correct answer among the choices provided by your question is the first choice or letter A.
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An advantage of electron microscopes compared to light microscopes is that electron microscopes allow you to view living cells, while light microscopes do not.</span>
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The factor that is most likely to have a density-independent influence on population growth is Extreme weather conditions.
Density-independent factors such as weather and climate, exert their influences on population size regardless of the population's density. Conversely, the effects of density-dependent factors intensify as the population increases in size.
