In Drosophila, the sex of an individual is determined by
A)1 pair of alleles.
B)the number of X chromosomes.
C)the number of Y chromosomes.
D)1 pair of autosomes.

Question

Quizplus · Accepted Answer

In Drosophila, sex determination is based on the ratio of X chromosomes to sets of autosomes. Typically, two X chromosomes result in a female, while one X chromosome results in a male.

In Drosophila, the Sex of an Individual Is Determined by