NEETBiologyMolecular Basis of InheritanceMCQ+4 / −1
Select the two correct statements out of the four
(a-d) statements given below about lac operon.
(a) Glucose or galactose may bind with the repressor and inactivate it
(b) In the absence of lactose the repressor binds with the operator region
(c) The z-gene codes for permease
(d) This was elucidated by Francois Jacob and Jacque Monod
The correct statements are :
(a) Glucose or galactose may bind with the repressor and inactivate it
(b) In the absence of lactose the repressor binds with the operator region
(c) The z-gene codes for permease
(d) This was elucidated by Francois Jacob and Jacque Monod
The correct statements are :
- A(b) and (d)
- B(a) and (b)
- C(b) and (c)
- D(a) and (c)
More from Molecular Basis of Inheritance
- Which one of the following does not follow the central dogma of molecular biology ?2010 · MCQ
- Which one of the following palindromic base sequences in DNA can be easily cut at about the middle by some particular restriction enzyme?2010 · MCQ
- The one aspect which is not a salient feature of genetic code, is its being –2010 · MCQ
- Semi-conservative replication of DNA was first demonstrated in :2009 · MCQ
- Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet" ?2009 · MCQ
- Removal of introns and joining the exons in a defined order in a transcription unit is called :2009 · MCQ
- What is not true for genetic code?2009 · MCQ
- In the DNA molecule:2008 · MCQ