If a fetus has the sex chromosomes XX,its genotype is ____.

Question

Quizplus · Accepted Answer

The XX genotype is characteristic of females, while the XY genotype is characteristic of males. Therefore, if a fetus has XX sex chromosomes, it is genetically female. Choice B (male) is incorrect. Choice C (undetermined) is incorrect because the sex of the fetus can be determined by the presence of the sex chromosomes. Choice D (dimorphic) is incorrect because this term refers to the presence of two distinct forms or types, and is not applicable in this context.

If a Fetus Has the Sex Chromosomes XX,its Genotype Is