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Molecular Basis Of Inheritance

Question
CBSEENBI12002299
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Which one of the following shows coiled RNA stands and capsomeres?

  • Polio virus

  • Tabacco mosaic virus

  • Measles virus

  • Retrovirus

Solution

A.

Polio virus

In TMV RNA is a single-stranded (ss) helically coiled structure containing about 2130 capsomeres, a basic subunit of the capsid (an outer covering of protein that protects the genetic material of a virus).
There are about 16 capsomeres present in each helical turn.

Some More Questions From Molecular Basis of Inheritance Chapter

What made DNA more preferrable as genetic material ?

Process of replication is completed in how much time in E.coli ?

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List three components of transcription unit.

Which RNA acts as an adapter ?

Name three kinds of polymerases.

What is splicing ?

Which is more stable DNA or RNA?

Expand UTR.

Where are UTRs present in mRNA strand ?

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