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Standard XII
Biology
Question

Assertion :mRNA attaches to ribosome through its 3' end. Reason: The mRNA has F-capsular nucleotide and bases of lagging sequence.
  1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
  2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
  3. Assertion is correct but Reason is incorrect.
  4. Both Assertion and Reason are incorrect.

A
Assertion is correct but Reason is incorrect.
B
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
C
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
D
Both Assertion and Reason are incorrect.
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Solution
Verified by Toppr

mRNA is attached to the ribosome by means of protein ribophorin I & II. The sequence of nucleotides on mRNA is called as a codon.
Thus, the correct answer is option D.

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