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Question : Assertion (A) : Veins have thinner walls compared to arteries.Reason (R) : Veins carry deoxygenated blood.

Answer»

Both (A) and (R) are TRUE and (R) is correct explanation of the assertion.
Both (A) and (R) are true but (R) is not the correct explanation of the assertion.
(A) is true but (R) is false.
(A) is false BU (R) is true.

Solution :Veins carryblood at lower PRESSURE, back to the heart and HENCE to not have thick walls.


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