A group of four birds flies to a new location and initiates the formation of a new colony. Three of the birds are homozygous AA, and one bird is heterozygous Aa.
A. What is the probability that the a allele will become fixed in the population via genetic drift?
B. If fixation of the a allele occurs, how long will it take"?
C. How will the growth of the population, from generation to generation, affect the answers to parts A and B? Explain.