Under Which Condition Would You Expect the SRY Gene to Be

Question

Under which condition would you expect the SRY gene to be switched on?
A) if no X chromosome is present
B) if an X chromosome is present
C) if a Y chromosome is present
D) if two X chromosomes are present

Accepted Answer

The SRY gene, which triggers male development, is located on the Y chromosome and is therefore switched on when a Y chromosome is present.