Results 1 -
1
of
1
for
Menstrual cycle
- ... by a different sperm cell in the same menstrual cycle. DZ twins are about twice as common as ... of more than one egg in a single menstrual cycle. To explain how DZ twinning can run in ...
Official websites use .gov
A
.gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
