A : Muscles of external ears are fully developed in humans. R : These muscle helps in moving ear pin

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6.Evolution

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$A$ : Muscles of external ears are fully developed in humans.
$R$ : These muscle helps in moving ear pinna in human.

A

Assertion and Reason both are correct and also correct explanation.

B

Assertion and Reason both are correct but not explanation of assertion.

C

Assertion is correct, but Reason is incorrect.

D

Both Assertion and Reason are incorrect.

Solution

These muscles are vestigial in humans.

Standard 12

Biology

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