The sex of a new organism is determined by
A) the genes on the X chromosome.
B) whether the ovum is carrying an X chromosome or a Y chromosome.
C) whether the sperm fertilizes an X-bearing or a Y-bearing ovum.
D) whether an X-bearing or a Y-bearing sperm fertilizes the ovum.
D
Psychology
You might also like to view...
Changing information into a form that can be stored in long-term memory is known as ________, whereas bringing information to mind that has been stored previously is known as ________
A) encoding; retrieval B) accessing; encoding C) encoding; sensing D) accessing; retrieval
Psychology
All of the following are active sexual behaviors displayed by female rodents EXCEPT
A) approaching the male. B) ear wiggling. C) intromission. D) rapid hopping movements. E) lordosis.
Psychology