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5.Molecular Basis of Inheritance
normal
Assertion: $mRNA$ attaches to ribosome through its $3'$ end.
Reason: The $mRNA$ has $F-$ capsular nucleotide and bases of lagging sequence.
A
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
B
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
C
If the Assertion is correct but Reason is incorrect.
D
If both the Assertion and Reason are incorrect.
(AIIMS-2002)
Solution
$mRNA$ is attached to the ribosome by means of protein ribophorin $I$ and $II$. The sequence of nucleotides on $mRNA$ is called codon.
Standard 12
Biology
