Unless you have an erectile disfunction, sperm comes out naturally when you are pleasured enough.
Only if the sperm made you pregnant.
At 12, you might still be a bit too young to produce sperm.
yes it does
Well, if there is no egg there, then no. It's more a case of whether it manages to fertilise the egg after finding it because it doesn't always do that
Masturbate. If you are a child it may not happen until you are older.
If she arouses him, and makes him have an orgasm then yes she can.
Pregnancy requires that a sperm cell come into contact with an egg. So if the "something" has sperm on, or in it, you can get pregnant. Otherwise, no -- no sperm, no fetus.
If you haven't reached puberty, then your body does not make sperm to be released, so there isn't really anything you can do about it, except wait.
Half come from your mom's egg and half come from your dad's sperm.
Generally not.
Women don't make sperm. Only men do. Your question is not clear on what you want to know.
Sperm naturally clots even if not mixed with urine. The sperm clots in order to help make a "plug" so it doesn't come out of the vagina before some of the other sperm can have a chance to fertilize the egg.