The diagram shows the frequency of alleles A and a in a population over three generations. The starting allele frequency of A is p = 0.6.
The population remains in the same location and does not experience any environmental changes. Which best describes what is happening to the population over three generations?
a
genetic drift
b
allopatric speciation
c
reproductive isolation
d
founder effect
1 answer
a. genetic drift
1 answer