During $DNA$ transcription,$mRNA$ is usually single-stranded. However,sometimes an $RNA$ molecule is produced that is complementary to the $mRNA$. This is called ...... and its function is to ...... .
- Aantisense $RNA,$ block translation
- Bantisense $RNA,$ block transcription
- Cantisense $RNA,$ promote translation
- Dsense $RNA,$ promote transcription
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Similar Questions
In the $lac$ operon system,the $lac$ gene-$I$ codes for:
Medium
View SolutionIn the $lac$ operon model,to which site does the repressor protein bind?
Medium
View SolutionWhich of the following statements is correct regarding the repressor of the $lac$-operon?
Medium
View SolutionSelect two statements out of the four given statements $(i-iv)$ with respect to the $lac$ operon.
$(i)$ Glucose or galactose binds with the repressor and inactivates it.
$(ii)$ In the absence of lactose,the repressor binds with the operator.
$(iii)$ The $Z$-gene codes for permease.
$(iv)$ It was elucidated by Francois Jacob and Jacques Monod.
$(i)$ Glucose or galactose binds with the repressor and inactivates it.
$(ii)$ In the absence of lactose,the repressor binds with the operator.
$(iii)$ The $Z$-gene codes for permease.
$(iv)$ It was elucidated by Francois Jacob and Jacques Monod.
Medium
View SolutionDuring lactose metabolism in $E. coli$,the repressor protein binds to the ...........
MediumAIPMT 2002
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