How do the male and female reproduction systems contribute to the formation of offspring?

The primary function of the reproductive system is to produce male and female sex cells and to ensure the growth and development of offspring. The reproductive system is comprised of male and female reproductive organs and structures, which the growth and activity of these organs and structures is regulated by hormones.

The male contributes the sperm and the female contributes the egg or ovum. Then they meet in the fallopian tube and becomes a zygote.