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Features of Codon

How are trans...

Question

How are translational unit and untranslated regions in mRNA difeerent from each other ?

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Solution

Translational unit consists of messenger RNA, ribosome (large subunit and small subunit) and tRNA that forms a polypeptide.
Untranslated regions includes the region of an mRNA upstream of the initiation codon that do not code for a polypeptide.

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Q. Assertion :Untranslated regions are sequences of RNA before initiation codon and after termination codon. Reason: Untranslated regions provide stability to mRNA and also increase translational efficiency.

Q. In an mRNA molecule, untranslated regions (UTRs) are present at

Q. Why are some untranslated sequences of bases seen in

m R N A

coding for polypeptide? Where exactly are they present on

m R N A

?

Q. Where untranslated region is present on mRNA?

I

I I

I I I

before start codon

I V

. after stop codon
Choose the correct statement for given statement

name the region of the mRNA that is not translated what is its role

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Features of Codon

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