No. Once the sperm is in the egg no other sperm is allowed in.
You'll have children when a man and woman have sexual intercourse. When the mans sperm fertilizes the females egg and the woman is most likely to become pregnant.
No. The egg is already fertilized and the uterus closed to protect the embryo so the new mans semen will never reach the uterus.
far more than you could ever guess
if a woman in menses eats mans sperms she won't get pragnent
He was married once to a woman who turned out to be pregnant with another mans child. He divorced her the same day they were married
Certainly.
No it can not.
It will not effect the mans body when a woman is pregnant. Many times men do get sympathy pains with their pregnant wives.
Yes, all it takes is one sperm and you will have a bundle of joy.
Inside of another mans' anus is preferred.
If you mean "a man's sperm" then no, you can't. But you don't necessarily have to have sex with a guy to get pregnant because these days there are medical procedures you can go through if you want to get pregnant...but sperm is still involved with that.
The womans DNA that the egg came from and the mans DNA that the sperm came from.