Chromosomally male mice that are genetically engineered to lack the SRY gene will develop
A) neither ovaries nor testes.
B) both ovaries and testes.
C) testes.
D) ovaries.

Question

Quizplus · Accepted Answer

The SRY gene is responsible for the development of testes in male mammals. Therefore, if a genetically engineered male mouse lacks the SRY gene, it will not develop testes and will instead develop ovaries. Thus, the best choice is D.

Chromosomally Male Mice That Are Genetically Engineered to Lack the SRY