-If the frequency of a recessive gene in a population under genetic equilibrium is 40 percent, in the next generation the frequency of that gene would be
A) 20 percent.
B) 40 percent.
C) 80 percent.
D) 2pq.
E) unpredictable.

Question

-If the frequency of a recessive gene in a population under genetic equilibrium is 40 percent, in the next generation the frequency of that gene would be
A) 20 percent. 
B) 40 percent. 
C) 80 percent. 
D) 2pq. 
E) unpredictable.

Quizplus · Accepted Answer

Under genetic equilibrium, the frequency of alleles in a population remains constant from generation to generation. Therefore, the frequency of the recessive gene would remain at 40 percent.

-If the Frequency of a Recessive Gene in a Population