Assume that a polygenic character in Drosophila is produce through the activity of five genes, each with two alleles. Two individuals who are both heterozygous for all five genes are crossed. How many different genotypes are expected in the offspring?
A) 9
B) 27
C) 81
D) 243
E) 729

Question

Quizplus · Accepted Answer

Each gene has three possible genotypes (AA, Aa, aa) for heterozygous parents. With five genes, the total number of genotypes is 3^5 = 243.

Assume That a Polygenic Character in Drosophila Is Produce Through