In marine-mammals like whales and dolphins, the limbs are modified into __which are used as oars to swim in water.

In marine-mammals like whales and dolphins, the limbs are modified int

1.	In marine-mammals like whales and dolphins, the limbs are modified into __which are used as oars to swim in water.
Answer» In marine-mammals like whales and dolphins, the limbs are modified into __which are used as oars to swim in water.