Question

What is RNA polymerase ? Write its functions.

Solution

RNA polymerase is the enzyme which catalyses the transcription of RNA. It is the enzyme which copies a DNA sequence into an RNA sequence, during the process of transcription.

Functions.
It initiates the transcription by attaching to the promoter.

RNA polymerase I transcribes ribosomal RNA

RNA polymerase II transcribes messenger RNA

RNA polymerase III transcribes transfer RNA.

Some More Questions From Molecular Basis of Inheritance Chapter

List the number of base pairs in :
(i) lambda bacteriophage

(ii) E.coli and

(iii) haploid content of human DNA.

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Molecular Basis Of Inheritance

What is RNA polymerase ? Write its functions.

Some More Questions From Molecular Basis of Inheritance Chapter

List the number of base pairs in :
(i) lambda bacteriophage

(ii) E.coli and

(iii) haploid content of human DNA.

Comment two chains of DNA have antiparallel polarity.

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.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

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For Daily Free Study Material Join wiredfaculty

Molecular Basis Of Inheritance

What is RNA polymerase ? Write its functions.

Some More Questions From Molecular Basis of Inheritance Chapter

List the number of base pairs in : (i) lambda bacteriophage (ii) E.coli and (iii) haploid content of human DNA.

Comment two chains of DNA have antiparallel polarity.

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.

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation

List the number of base pairs in :
(i) lambda bacteriophage

(ii) E.coli and

(iii) haploid content of human DNA.