It can take several hours for the sperm to travel to the upper portion of the uterine tubes where they meet an egg ready for fertilization.
After sexual intercourse, it typically takes about 12-24 hours for an egg to be fertilized by a sperm. The sperm must travel through the cervix, uterus, and fallopian tubes to reach the egg. Once the sperm penetrates the egg, fertilization occurs, and the process of pregnancy begins.
Barrier
They have it so when in a sexual intercourse (sex) they can sperm the girls egg!
The barrier method
if you are married you and your husband/wife give egg and sperm to a clinic, it gets implanted in another women, and she has your baby.
What is leaking from the vagina is not the 'cum' all together. the semen, or the liquid that protects the sperm from the women's natural defences, have no reason to remain in the vagina once the sperm have collected into a place called 'the sperm pool' which holds the sperm until the cervix or the small opening that leads to the uterus opens and allowd the sperm to move in and find the egg. Thus the semen is leaked back out of the vagina, since it is not needed in the body anymore.
It can take a matter of hours depending on how much sperm there is
why is the tail of sperm detach when is meet the egg of woman?
It can take 12 - 72 hours for human sperm to reach the egg.
It only takes sperm a few minutes to get inside of an egg.
In humans, sperm and egg meet in the Fallopian tubes. The egg continues to move to the uterus. If the egg was fertilized, it will stay in the uterus and grow.
Some fish egg and sperm meet in water outside the body.
a sec
Because the sperm will die if it doesn't fertilise the egg. Survival at its basics.
The sperm and egg usually meet along the fallopian tube that connects the ovaries and uterus. The fertilized egg continues to travel towards the uterus where it implants in the tissue lining.
the sperm has to meet the egg cell or cells
it must meet in the Virgina where the egg is if not then the egg will float away and get disintegrated.
uterus