Transcription

IMPORTANT

Transcription: Overview

Transcription is the process of transferring genetic information from one strand of DNA into RNA. This topic describes the three regions in the DNA transcription unit. It briefs on the types of RNA in bacteria and the process of transcription in bacteria.

Important Questions on Transcription

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During transcription, the template strand is the one with the polarity:

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TATA box of eukaryotic promotor lies

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Transcription in prokaryotes differs from that of eukaryotes as the former

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What will be the sequence of mRNA produced by the following stretch of DNA?

3'ATGCATGCATGCATG5' - Template strand5'TACGTACGTACGTAC3'- Coding strand

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Which of the following is the sequence on corresponding coding strand, if the sequence on mRNA formed is as follows

5' AUCGAUCGAUCGAUCGAUCGAUCGAUCG '3

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What is the role of RNA polymerase III in the process of transcription in Eukaryotes? 

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The diagram represents the schematic structure of a transcription unit. Choose the correct combination of labelling:Question Image

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Choose the correct statements from the following.

A) Coding strand in DNA will be coding the m-RNA.

B) If two RNA molecules are produced simultaneously, they will form a double stranded RNA.

C) In prokaryotes, the structural gene is polycistronic.

D) The expressed gene sequences are defined as exons.

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If the sequence of bases in DNA is TGAACCCTT, then the sequence of bases in mRNA is:

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Identify the correct statement:

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If the sequence of bases in DNA is TGAACCCTT then the sequence of bases in m-RNA is

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If coding strand of DNA has the following sequence, find the last codon to 5'- ATG CCT TTC TAG -3' coding strand incorporate amino acid in mRNA.

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A segment of DNA coding for a polypeptide, the structural gene in a transcription unit is called

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In eukaryotes, RNA polymerase III is responsible for synthesis of:

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In the process of transcription, the strand of DNA with polarity _____ acts as a _____ strand.

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The transcription of any gene is the indication of its

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In a transcription unit in a DNA segment, a promoter is located

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Select the correct statement:

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The messenger RNA transcribed from the structural genes in lac operon model is

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What does hnRNA mean?