The answer is B. Population
Um I thought it was salt and water? I might be wrong though..
Directional selection acts against b<span>oth extremes simultaneously in the variation of the trait. This is the most "aggressive" form of selection and only happens in extreme areas.
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Answer:
it is not better to examine 100 offspring becasue if you acidently drop some thing on it it will be dead just try 10
Explanation:
i did it on a exam
