Unique feature of mammals is

four chambered heart

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diaphragm

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homeothermy

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rib cage

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Solution

The correct option is B
diaphragm

Unique feature of mammals is the presence of a diaphragm.

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Similar questions

Q. The heart of mammals and birds is four-chambered, while fishes have two-chambered hearts and amphibians and reptiles have three-chambered hearts. The hearts of birds and mammals are:

What could be the possible explanation for evolution of four-chambered heart in mammals as opposed to two-chambered heart in fishes?

What could be the possible explanation for the evolution of four-chambered heart in mammals as opposed to two-chambered heart in fishes?

How do fishes cope up with two chambered heart where oxygenated and deoxygenated blood mixes up unlike mammals which have four chambered heart for efficient flow of blood?

How do fishes cope up with two chambered heart where oxygenated and deoxygenated blood mix up unlike mammals which have four chambered heart for efficient flow of blood?

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Unique feature of mammals is

The correct option is B diaphragm Unique feature of mammals is the presence of a diaphragm.

The correct option is B
diaphragm

Unique feature of mammals is the presence of a diaphragm.