Question

(a) What is fertilisation? Distinguish between external fertilisation and internal fertilisation. (b) What is the site of fertilisation in human beings?

Answer 1

(a)fertilisation is the fusion of gametes to initiate the development of a new individual organism.The fertilisation that takes place inside the female body is called internal fertilisation.The fertilisation that takes place outside the female body is called external fertilisation.

Answer 2

the process of fertilising an egg or feemale animal or plant involving fusion of male and female gametes to form a zygote is called fertilisation.external fertilisation is the type of fertilisation in which a sperm cell unites with an egg cell in the open , rather than inside a organwithin the body or parent and internal fertilisation takes place inside the female body after insemination through copulation.
Human fertilization is the union of a humanegg and sperm, usually occurring in the ampulla of the fallopian tube. The result of this union is the production of a zygote cell, or fertilized egg, initiating prenatal development.



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