Q.

Assertion: Outer membrane of mitochondrion is more permeable than inner membrane

Reason: Outer membrane has porins but not inner membrane.

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a

Both assertion and reason are correct and reason correctly explains the assertion. 

b

Both assertion and reason are correct and reason does not explain the assertion.

c

Assertion is correct and reason is incorrect

d

Both assertion and reason are incorrect.

answer is A.

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Detailed Solution

Outer membrane of mitochondrion has porins which can allow even larger molecules to pass through. Inner membrane is not having porins. Hence outer membrane is more permeable than inner membrane. 

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