Question

Why do all the gametes formed in human females have an X chromosome?

• A. Human females have two X chromosomes.
• B. During meiosis at the time of gamete formation, one X chromosome enters each gamete.
• C. Both A and B.
• D. None of the above.

Answer 1

Answer: (C)

Both A and B.

Human females have two X chromosomes called as sex chromosomes. During meiosis, at the time of gamete formation, one X chromosome enters each gamete. Hence, all the gametes formed in human females possess an X chromosome. Human males have one X and one Y chromosome.