The product of transcription process is in fact
[A] Entire segment of DNA copied to RNA
[B] Only segment of DNA copied to RNA
[C] Both (a) and (b)
[D] None of these
In the process of transcription, the strand of DNA with polarity _____ acts as a ____ strand.
[A] 5’ —> 5’, Coding strand
[B] 3’ —> 5’ Template strand
[C] 3’ —> 3’, Coding strand
[D] 5’ —> 3’, Template strand
The promoter and _____ flank the structural gene in a transcription unit
A segment of DNA coding for a polypeptide is termed as:
The coding sequences of DNA are known as _____ and the intervening sequences are known as _____ respectively.
[A] exon, intron
[B] intron, exon
[C] cistron, exon
[D] exon, cistron
In bacteria, which of the following plays a structural and catalytic role in the translation process?
What are the components required for the initiation of transcription in bacteria?
[A] RNA polymerase only
[B] Promoter, RNA polymerase and p-factor
[C] density factor only
[D] sigma factor only
density-factor in the process of transcription in bacteria is also known as
[A] Initiation factor
[B] Elongation factor
[C] Termination factor
[D] Vital factor
In bacteria, in context of mRNA, which of the following is not true?
[A] Transcription and translation takes place in different compartment.
[B] Post-transcriptional modifications are required like splicing.
[C] Translation occurs only after transcription.
[D] All of these.
Total number of RNA polymerase found in eukaryotes is
Which of the following RNA is transcribed by RNA polymerase II in eukaryotes?
RNA polymerase I transcribes _____ in eukaryotes.
In eukaryotes, RNA polymerase III is responsible for synthesis of
[A] 28 S RNA, 18 S RNA and 5.8 S RNA
[B] tRNA, hnRNA, rRNA
[C] tRNA, SsRNA, snRNA
[D] hnRNA, tRNA, rRNA
The intervening sequences in the primary transcript of mRNA are removed by
Additional post-transcriptional processing like capping and tailing is characteristic to