Sexual Reproduction of Animals

• Reproductive Organs

       

    The animals performed sexual reproduction through reproductive organs.

• Phases of sexual reproduction of animals

1.   Gamete production: the ovaries produce eggs( female animals) ; the testes produce sperm( male animals)
2. Fertilization
3. Development of the zygote 

Answer the following questions:

1.  Could you name the phases of the sexual reproduction?
2.  Have penguins a sexual or asexual reproduction?