Question

Advantage of female gamete being non motile in internal fertilisation

Answer 1

as the female gamete is non motile in internal fertilization ,The gamete is stable and after fertilization the embryo can undergo proper development process in the females' body. this is the only advantage.

Answer 2

-----"""""The gamete is stable and after fertilization the embryo can undergo proper development process in the females body.
This is the only advantage ....✌️