Assertion (A): Arteries and veins differ in the relative thickness of their external layer. Reason (R): The tunica externa in both arteries and veins is made of fibrous connective tissue with collagen fibres. In light of the above statements, choose the correct option:

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Biology · Human Circulatory System

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Both A and R are true but R is not the correct explanation of A

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Answer 1

Both A and R are true and R is the correct explanation of A

Answer 2

Both A and R are true but R is not the correct explanation of A

Answer 3

A is true but R is false

Answer 4

A is false but R is true

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