What is satellite DNA ? Name their two types. Mention the basis for their classification.

Solution

Satellite DNA refers to the repetitive DNA sequences, which do not code for any proteins, but form a large portion of human genome; they show high degree of polymorphism.

Types of satellite DNA are:
(i) micro satellites
(ii) mini satellites

The criteria for their classification includes :

(i) Base composition— A : T rich or G : C rich

(ii) Length of segment

(iii) Number of repetitive units.

Some More Questions From Molecular Basis of Inheritance Chapter

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Molecular Basis Of Inheritance

What is satellite DNA ? Name their two types. Mention the basis for their classification.

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 ?

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?

Expand UTR.

Where are UTRs present in mRNA strand ?

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