Which of the following groups are exclusively | vedclass

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(D) Viviparity is the condition where the embryo develops inside the body of the mother and the mother gives birth to live young ones.Among the given

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Mammals (Whales)

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(D) Viviparity is the condition where the embryo develops inside the body of the mother and the mother gives birth to live young ones.Among the given options,Mammals (including whales) are exclusively viviparous,with the exception of monotremes (egg-laying mammals like platypus and echidna).While many cartilaginous fishes (Chondrichthyes) are viviparous,some are oviparous or ovoviviparous. Bony fishes are primarily oviparous.Therefore,Mammals are the group that is considered exclusively viviparous in the context of general biological classification.

Which of the following groups are exclusively viviparous?

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