Question 24

Which of these statements about natural selection is correct?

Natural selection on Make a GIF

a
The fittest organisms are better able to survive and reproduce in an environment.
b
Populations tend to produce fewer individuals than the environment can support.
c
Traits that negatively affect survival are more likely to be common in the population.
d
A stable environment helps shift a population’s genetic variance toward a new trait.

1 answer

a. The fittest organisms are better able to survive and reproduce in an environment.