Assertion :Hn $m R N A$ is larger than $m R N A$ . Reason: Hn $R N A$ has no translating introns and has more exons than required for translation.

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 C Assertion is correct but Reason is incorrect
A) hn RNA is longer than mRNA as it hasn't undergone transcription yet. Reason is incorrect.
B) Assertion is correct but Reason is incorrect.
C) Assertion is true but Reason is incorrect as hn RNA has both introns and exons. The introns are spliced during transcription.
D) Assertion is correct.
So the correct answer is 'Assertion is correct but Reason is incorrect'.

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