Selection is weaker later in life because __________.
A)most reproduction has already occurred
B)little empirical work has examined the effects selection had on older adults
C)selection operates more strongly on women than on men
D)there are fewer men alive later in life

Question

Quizplus · Accepted Answer

Selection operates to promote traits that increase reproductive success. By the time individuals reach older age, most of their reproduction has already occurred, so selection has less impact on their traits.

Selection Is Weaker Later in Life Because __________