Assertion :All enzymes are not proteins. Reason: RNA molecules that possess catalytic activity are called ribozymes.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Almost all enzymes are proteins. They may have additional inorganic or organic substance for their activity. There are some RNA molecules that behave like enzymes. These are called ribozymes.
So, the correct answer is 'Both Assertion and Reason are correct and Reason is the correct explanation for Assertion'.

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