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As the eggs are laid, the maledeposits sperms over them. Eachsperm swims randomly in water withthe help of its long tail. The spermscome in contact with the eggs. Thisresults in fertilisation. This type offertilisation in which the fusion of amale and a female gamete takes placeoutside the body of the female is calledexternal fertilisation. It is verycommon in aquatic animals such asfish, starfish, etc. |
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