Question

differentiate between internal and external fertilizataion​

Answer 1

Answer:

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The process of the internal fertilization takes place inside the female body, and the offspring develops there only, while in external fertilization this process happens outside the body that is in the external aquatic environment.

Answer 2

Difference between internal and external fertilization :

• Internal fertilization-

1. During internal fertilization,fertilization between male and female gamete fertilize inside the female body.
2. female lay eggs inside their body .
3. But,the new individual or offspring develops outside the female's body.
4. The eggs in this type of fertilization is covered by a protective shell.This extra protection increases an organism's chances of survival.
5. Example-Human,Dogs,etc.

• External fertilization-

1. During external fertilization,the egg is fertilized outside the female's body.
2. Female and male gametes are released in their surrounding.
3. External fertilization generally occurs in aquatic organism.
4. Example -Lizard,Snakes,Fish,etc.