Rabbit fur color is controlled by a single gene with two alleles displaying complete dominance. A wild rabbit population inhabiting a forest is observed, and the frequency of each fur color was calculated as a percentage of the total population.

Year 0

Rabbit Fur Color

Percent of Individuals

Brown

73%

White

24%


Ten years later the same population is observed.

Year 0

Rabbit Fur Color

Percent of Individuals

Brown

93%

White

7%


Discuss two factors that may have contributed to the shift in genotypic frequency. (5 points)