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Select the two correct statements out of the four given below about lac operon.
(i) Glucose or galactose may bind with the repressor and inactivate it.
(ii) In the absence of lactose the repressor binds with the operator region
(iii) The z-gene codes for permease
(iv) This was elucidated by Francois jacob and Jacque monod are:

A

b and c

B

a and c

C

b and d

D

a and b

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-BIOMOLECULES-EXERCISE - III (Previous AIPMT/NEET Questions)
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  6. Carrier ions like Na^(+) facilitate the absorption of substances like

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  8. Which one of the following enzyme is responsible for the synthesis of ...

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  9. In eukaryotic cell transcription, RNA splicing and RNA capping take pl...

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  10. The 3'-5' phosphodiester linkages inside a polynucleotide chain serve ...

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  11. Three of the following statements about enzyme are correct and ...

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  12. T.O. Diener discovered as

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  14. Which one of the following pairs is wrongly matched ?

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  16. Which one of the following pairs of nitrogenous bases of nucleic acids...

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