Assertion (A): Exchange of oxygen and carbon dioxide occurs between blood vessels and alveoli. Reason(R): Oxygen diffuses from alveoli to blood vessels and carbon dioxide diffuses from blood vessels to alveoli. * 1 point a) Both assertion and reason are true and reason is correct explanation of assertion. b) Both assertion and reason are true and reason is correct explanation of assertion. c) Assertion is true but reason is false. d) Assertion is false but reason is true
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a) Both assertion and reason are true and reason is correct explanation of assertion.
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