What is true for mammalia? (a) Platypus is oviparous. (b) Bats have feather. (c) Elephant is ovoviviparous. (d) Diaphragm is absent in them

What is true for mammalia?
(a) Platypus is oviparous.
(b) Bats have feather.
(c) Elephant is ovoviviparous.
(d) Diaphragm is absent in them
by

1 Answer

Answer :

(a) Platypus is oviparous.
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