Biological evolution can be defined as a change in the frequency of alleles in the:
A)genotype
B)gene pool
C)phenotype
D)none of the above

Question

Quizplus · Accepted Answer

Biological evolution is a change in the gene pool of a population over time, resulting in changes to allele frequency. The genotype and phenotype of individuals within the population may change as a result of this evolution, but the actual definition of evolution refers specifically to changes in the gene pool. Therefore, option B (gene pool) is the best choice.

Biological Evolution Can Be Defined as a Change in the Frequency