<span>achievement
</span>A test that measures a person's knowledge in a specific subject area is a(n) achievement test.
The correct answer is stabilizing selection reduces the amount of variation in a trait. disruptive selection increases the amount of variation in a trait.
Stabilizing selection is a type of natural selection in which genetic diversity decreases because natural selection favours an average phenotype and selects against extreme variations.
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Disruptive selection is a type of natural selection in which extreme values for a trait are favoured over intermediate values, thus it increases genetic variance.</span>
They make the structure and function of the cell
Answer:
A
variations in the population
