What is reduction division, and why is it necessary in production of gametes?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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What is reduction division, and why is it necessary in production of gametes?

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Gametes are referred to as the reproductive cells produced by the reproductive system of the body in an organism. The fusion of gametes in sexual reproduction causes the formation of a zygote. The gametes in males are sperm and in female is an egg.

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The reductional cell division is called meiosis, this reductional division is important for the production of a gamete to regulate the number of chromosomes in the cell. As the fertilization occurs the fusion of two gametes will cause a double number of chromosomes in the offspring. As reductional division occur several chromosomes are half in gametes concerning the normal cells and when the fusion occurs for the formation of a zygote the number of chromosomes becomes equal to that of other cells in the body that gives rise to healthy offspring.

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