Question

22. The sex of a child is determined by which of the following?
(a) the length of the mother's pregnancy
(b) the length of time between ovulation and copulation
(c) the presence of an X chromosome in an ovum
(d) the presence of a Y chromosome in a sperm​

Answer 1

Answer:

d) the presence of a Y chromosome in a sperm.

Answer 2

Answer:

D) The sex of a child is determined by the Y chromosome that is present in a sperm.