Which of the following is characteristic...

Which of the following is characteristic feature of fishes.

A

Tail and venous heart

B

Venous heart and gills

C

Epidermal scales and tail

D

Epidermal scales and gills

Verified by Experts

The correct Answer is:

B

Since fishes have two chambered heart that allows mixing of oxygenated and deoxygenated blood thus called venous heart and respiration through gills

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