Question

what is fertlisation? state the difference between internal and external fertlisation

Answer 1

Fertilisation is the process in which the male and female gametes fuse to form a zygote.
Internal fertilisation is the one that takes place inside the body of the organism.
External fertilisation is the one that takes place outside the body of the organism.
Hope it helps u.

Answer 2

Fertilization is the process by which a sperm and egg cell unite to form a zygote (or a complete new individual). 
Internal fertilization occurs inside the body. whereas external occurs outside the body. 


(sorry dude... i jst knew this much. i jst hope it will help you)
thank you!