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Assertion (A) : In closed circulatory sy...

Assertion (A) : In closed circulatory system blood is pumped by the heart and flows through blood vessels.
Reason (R) : All vertebrates have muscular chambered heart.

A

(R) is correct but (A) is wrong

B

(A) is correct but (R) does not explains (A)

C

(A) is correct but (R) is wrong

D

Both (A) and (R) are wrong

Text Solution

Verified by Experts

The correct Answer is:
B
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