Question

PS
Fig. 9.1 Process of fertilisation​

Answer 1

Answer:

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Answer 2

Answer:

the fusion of a male gamete with a female gamete to for a zygote during the sexual reproduction. is callad fertillisation ..

it is clear thet the process of fertilistion produces a new cell called zygote the zygote is actually fertilized egg or fertilized ovum . the zygote grows and develops. baby . the unborn baby in the uterus in the way stages of development is called an embryo and the onborn baby in the uterus in the letter stages of development is called foetus.

Explanation:

and the step by step

1. the male parent produces male gamete called sperms the sperms is a small cell with a long tail for movement

2. the female parent produces female gametes called ova . the ovum is a much bigger cell then the sperm , having a lot of cytoplasm

3. the sperm entwes into ovum and fuses with it to form a new cell called zygote this process us called fertilization so the zygote is a fertilized ovum.

4. the zygote then divides again and again to form a large number of cells and ultimately zygote grows and develops to become a new baby

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