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Question

According to Allen's rule, mammals in cold regions have ____________ to conserve body heat.


A

Smaller extremities (legs, tails and ears)

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B

Longer extremities

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C

Smaller body mass

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D

Larger body mass

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Solution

The correct option is A

Smaller extremities (legs, tails and ears)


To minimise heat loss, mammals in colder regions possess smaller extremities (legs, tails and ears). This is called Allen’s Rule as it was proposed by Allen.


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