The document discusses human reproduction and the male and female reproductive systems. It explains that humans reproduce sexually through internal fertilization. The male reproductive system produces sperm and releases testosterone, while the female system produces eggs and releases estrogen. Both systems undergo changes during puberty as sex hormones are produced.

1. HUMAN REPRODUCTION

2. REPRODUCTION AND SEXUALITY
Humans are:
● Viviparous.
● We have
sexual
reproduction
● We have
internal
fecundation.
Gametes
Gonades

3. Why do men and women look
different?
The features that make men unique from
women, such as this man's beard, are
controlled by the sex hormones. The
production of the sex hormones is a key role of
the male reproductive system.
REPRODUCTION AND SEXUALITY

4. What's changes happen
during puberty?

5. REPRODUCTION AND SEXUALITY

6. MALE REPRODUCTIVE SYSTEM
Male reproductive organs include the penis, testes, and epididymis.
The testes produce sperm and secrete testosterone.
Other parts of the male reproductive system include the vas deferens and the
prostate gland.

7. The male reproductive system has two main functions:
● Producing sperm.
● Releasing testosterone into the body.

9. FEMALE REPRODUCTIVE SYSTEM

11. Two of the functions of the female reproductive system are similar
to the functions of the male reproductive system. The female system:
● Produces gametes, the reproductive cells, which are called
eggs in females.
● Secretes a major sex hormone, estrogen.

12. female