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Molecular Basis Of Inheritance

Question
CBSEENBI12047257
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Structural element of chromatin is

  • histone

  • acid protein and DNA

  • nuclear matrix

  • nucleosomes

Solution

D.

nucleosomes

Chromatin is composed of nucleosome which contains eight histone molecule around which DNA is wound. Some portion of chromatin takes darker stain during interphase called heterochromatin while the portion which take lighter stain are called euchromatin.

Some More Questions From Molecular Basis of Inheritance Chapter

Suggest one evidence to prove that RNA was first genetic material.

Why was RNA unstable ?

What made DNA more preferrable as genetic material ?

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

What is average rate of polymerization ?

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?

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