Sexual reproduction
Most animals carry out sexual reproduction.
Sexual reproduction involves the joining of two sex cells (gametes) – the sperm (male gamete) and the egg/ovum (female gamete).
The male and female reproductive systems
The male reproductive systemThe organs and tissues involved in producing offspring. makes sperm cellThe male sex cell or gamete. and delivers it into the female reproductive system.
The female reproductive system makes and releases eggs/ova. It also protects and nourishes the fetus (foetus)An unborn baby. Usually eight weeks after conception. from fertilisation until birth.