Question

What is internal fertilization?​

Answer 1

Internal fertilization is characterized by sperm fertilizing the egg within the female; the three methods include: oviparity (egg laid outside female body), ovoviparity (egg held within female), and viviparity (development within female followed by live birth).

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Answer 2

Answer:

It is a type of fertilisation or fusion of male and female gametes which takes places inside mother's ( Or organism's ) body.

For example Human.