What is true for mammalia?
Correct answer: A. Platypus is oviparous.
- A. Platypus is oviparous.
- B. Bats have feathers
- C. Elephants are ovoviviparous
- D. Diaphragm is absent
Explanation
Mammals are viviparous i.e., they give birth to young ones. Protherians (e.g., Platypus) are primitive mammals that lay eggs, so they are oviparous.
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