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Presence of claspers is an important character inA. SphyrnaB. EcheneisC. HippocampusD. Exocoetus

Answer» Correct Answer - A
Alternation of generations may be defined as a phenomenon whereby, in the life history of an organism, a diploid asexual phase and a haploid sexual phase regularly alternates with each other. This type of true alternation of generation is also called metagenesis. In coelenterates, an asexual polypoid generation appears to alternate reqularly with a sexual medusoid generation.


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