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what is fertilization ?

The act or process of initiating biological reproduction by insemination or pollination. The union of male and female reproductive cells (gametes) to produce a fertilized reproductive cell (zygote).  Fusion of a sperm cell with an egg cell to produce a zygote when the female sex cell (egg) and the male sex cell (sperm) come in contact. The joining of a sperm and an egg . The fusion of the male sex cell with the female sex cell to form an embryo is called fertilization. The fusion of an egg and sperm to form a zygote. Fertilization is when the sperm enters the egg and the cells start to divide forming cell membranes as they multiply.


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