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Question
On the basis of given four characteristic feature, how can you differentiate the mammal from other vertebrates?
On the basis of given four characteristic feature, how can you differentiate the mammal from other vertebrates?
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Solution
The correct option is A Presence of diaphragm
A diaphragm is the muscular dome shaped structure that separates the thoracic cavity from interior abdomen cavity. It is the unique feature of mammals. Homeothermy is also found in birds, similarly, four chambered heart and rib cage is also characterized by other classes of vertebrates apart from the mammals. Thus, the correct answer is option A.
A diaphragm is the muscular dome shaped structure that separates the thoracic cavity from interior abdomen cavity. It is the unique feature of mammals. Homeothermy is also found in birds, similarly, four chambered heart and rib cage is also characterized by other classes of vertebrates apart from the mammals. Thus, the correct answer is option A.
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