Question

a female ovary produces one ovum at a time every month .this implies that not more than one zygote can be formed at a time. how are twins produced then? also find out why some twins are identical and some are not.

Answer 1

Answer:

female ovary produce one ovum at a time every month this implies that not more than one zygote can be formed at a time how are twins produce then. ... Identical twins occur when the egg after fertilization by a single sperm divides into two halves.