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Which of the following steps in transcri...

Which of the following steps in transcription is catalysed by RNA polymerase?

A

Initiation

B

Elongation

C

Terminatioin

D

All of the above

Text Solution

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The correct Answer is:
B
The DNA dependent RNA polymerase helps in DNA replication by catalysing the polymerisation in only one direction, i.e.,, `5'to3'`
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Transcription|Questions|RNA Polymerase|OMR

NCERT EXEMPLAR-MOLECULAR BASIS INHERITANCE -Molecular Basis Inheritance
  1. DNA is a polymer of nucleotides which are linked to each other by 3'-5...

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  2. Discontinuous synthesis of DNA occurs in one strand, because

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  3. Which of the following steps in transcription is catalysed by RNA poly...

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  4. Control of gene experssion takes place at the level of

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  5. Regulatory proteins are the accessory proteins that interact with RNA ...

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  6. Which was the last human chromosome to be completely sequenced ?

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  7. Which of the following are the functions of RNA

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  8. While analysing the DNA of an organism a total number of 5386 nucleoti...

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  9. In some viruses, DNA is synthesised by using RNA as template . Such a ...

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  10. If Meselson and Stahl's experiment is continued for four generations i...

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  11. If the sequence of nitrogen bases of the coding strand of DNA in a tra...

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  12. The RNA polymerase holoenzyme transcribes

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  13. If the base sequence of a codon in mRNA is 5'-AUG-3', the sequence of ...

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  14. The amino acid attaches to the tRNA at its

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  15. To initiate translation, the mRNA first binds to

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  16. In E. coli, the lac operon gets switched on when

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  17. What is the function of histones in DNA packaging ?

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  18. DIFFERENCE BETWEEN EUCHROMATIN & HETEROCHROMATIN

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  19. The enzyme DNA polymerase in E. coli is a DNA dependent polymerase and...

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  20. What is the cause of discontinuous synthesis of DNA on one of the pare...

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