15 days or 20 days
as soon as the sperm fertilizes the egg
the egg becomes a zygote, then an embryo, and eventually a fetus until birth.
If the egg becomes fertilized, yes.
egg hatches in 12 to 14 days
you can preserve an egg for 3 days after the cellby date.
Sperm have about three days to make it to the egg for fertilization before the egg passes out of the uterus and dies.
21 days are needed to out of -chicken from egg in hatchery.
14 days
about 28 days
about 28 days
120 days
The fertilized egg becomes an embryo and later becomes a fetus.