What is common among aves , reptiles and mammals (1) Oviparty (2) Mesonephric kidney (3) 12 pair cranial nerves (4) homeothermous
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the common b/w them is oviparty
abid72:
but in reptiles sexes are separate. Fertilisation is internal. they are oviparous and development is direct. and in mammals sexes are separate and fertilisation is internal. they are viviparous with few exceptions and development is direct
so Reptile in oviparity and mammals in Viviparity
first option to wrong hogya bro
plz cmnt
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The common between them is the
OVIPARTY....
Hope it helps
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