$A$ : Single $DNA$ dependent $RNA$ polymerase catalyses transcription of all types of $RNA$ in all except bacteria.
$R$ : Structural genes in bacteria are monocistronic.

  • A

    Assertion and Reason both are correct and also correct explanation.

  • B

    Assertion and Reason both are correct but not explanation of assertion.

  • C

    Assertion is correct, but Reason is incorrect.

  • D

    Both Assertion and Reason are incorrect.

Similar Questions

In the lac operon, the structural genes are switched off when

In the lac operon which one is responsible for code of repressor ?

The lac operon consists of

  • [AIPMT 2010]

The regulatory genes are located

$A$ : Lac operon exerts negative control only.
$R$ : The operator is occupied by aporepressor during regulation