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Molecular Basis Of Inheritance

Question
CBSEENBI12003095
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A polygenic inheritance in human beings is

  • Skin colour

  • Sickle cell anaemia

  • Colour blindness

  • Phenylketonuria

Solution

A.

Skin colour

Genes that when acting individually have a small effect but that collectively produce a significant phenotypic expression are called polygenes, e.gr inheritance of kernel colour in wheat and skin colour in human.

Some More Questions From Molecular Basis of Inheritance Chapter

What is the difference between DNAs and DNAase ?

Which was first genetic material ?

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.

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