During intercourse, the male moves his penis backwards and forwards. This stimulates the release of semen into the vagina. This is known as ______________.

What is fertilisation?

male sex cells are called

State two changes that happens to a girl during puberty?

The embryo attaches to the lining of the uterus and begins to develop into a baby. This is called ________________________

Name the part that produce nutrients that help to keep sperm alive

A ring of muscle at the entrance to the uterus. Tt keeps the baby in place while the woman is pregnant. Who am I?

What is an embryo?

Which is bigger egg cell or sperm cell?

All of the changes that take place in your body during puberty are cause by _______________

State where an unborn baby develops inside its mother

Name the tubes that carry sperm from the testes to the penis