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When fertilisation happens the nucleus of the sperm cell must release a special chemical which helps it to find a way into the ovum (egg).

By Sophie Tyler On The 20/3/2010.

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15y ago

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How does fertilasation takes place?

Fertilization occurs when a sperm cell from a male and an egg cell from a female unite to create a new organism. This typically happens in the fallopian tube of the female reproductive system. The sperm must swim through the female reproductive tract to reach the egg and penetrate its outer layer in order to fertilize it.


Can you get pregnant from swolling sperm?

No; sperm must enter the vagina to get pregnant.


What happens when your ball sack sag?

Your sack (Scrotum) relaxes to cool your balls (Testicles). They (your Testicles) must remain at a very specific temperature to produce your Sperm.


What type of sperm must fertile as egg to result in a female child?

The sperm must have an X chromosome as opposed to a Y chromosome.


He came in you but you didn't get pregnant?

his sperm must not have reached the egg or the sperm is defuncted which means its useless


What must happen for sexual reproduction to take place in a flatworm?

In flatworms, sexual reproduction occurs when two individuals mate and exchange sperm. This can happen through hypodermic insemination, where the male stabs the female with a needle-like copulatory organ to transfer the sperm. The sperm then fertilizes the eggs inside the female's body.


What layers that sperm must penetrate?

Sperm must penetrate through the cervical mucus, the cervix, the uterine cavity, and the fallopian tubes to reach the egg for fertilization.


What happens before fertilisation?

Before fertilization, the male and female gametes (sperm and egg) need to be produced through the process of meiosis. These gametes must then be released and brought together in the female reproductive tract, typically through sexual intercourse. Hormones also play a role in preparing the body for fertilization by regulating the menstrual cycle and creating a favorable environment for the sperm and egg to meet.


What color must be sperm?

blue ! are you crazy you freak you must be like 5 or something its white


How do you make sperm cells?

You must be a male. You will begin to make sperm at puberty. These are made in the testicles in the millions per day.


Can you get pregnant by lower body fondling?

To become pregnant, sperm must enter the female's vagina. If no sperm is involved, it isn't possible.


Where must the egg and the sperm meet if fertiliztion must be successful?

it must meet in the Virgina where the egg is if not then the egg will float away and get disintegrated.