Question

In lower organisms sometimes the entire mature organisms do not form gametea but they themselves behave as gametes and the fusion of such mature individuals is knowns as

Answer 1

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In internal fertilization, the fusion of male and female gametes takes place within the body of female organisms. In lower organisms, sometimes the entire mature organisms do not form gametes but they themselves behave as gametes and the fusion of such mature individuals is known as hologamy e.g. Trichonympha.

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