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Which one of the following sets of anima...

Which one of the following sets of animals share a four chambered heart ?

A

Amphibian, Reptiles, Birds

B

Crocodiles, Birds, Mammals

C

Crocodiles, Lizards, Turtles

D

Lizards, Mammals, Birds

Text Solution

Verified by Experts

The correct Answer is:
B
Crocodiles, birds, mammals have four-chambered heart.
Heart is usually three chambered in reptiles with an exception crocodiles, which possess four chambered heart. The division there is due to the incomplete interventricular septum, in ventricles.
Heart in birds and mammals is four chambered and there is a complete division of interventricular septum in ventricles. Whereas, amphibians possess a three chambered heart in which the ventricl are not divided hence, 2 atria and one ventricle is present.
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