The key derived character of the lobe- finned fish is

Question

Quizplus · Accepted Answer

The key derived character of the lobe-fin fish is the series of rod-shaped bones in their pectoral and pelvic fins. These bones are homologous to the bones found in the limbs of tetrapods and suggest a close evolutionary relationship between lobe-fin fish and tetrapods. The lateral line system, operculum, and flattened scales are not unique to lobe-fin fish and can be found in other fish groups as well.

The Key Derived Character of the Lobe- Finned Fish Is