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The sequence of structural gene in lac o...

The sequence of structural gene in lac operon concept is :

A

Lac A, lac Y, lac Z

B

Lac A, lac Z , lac Y

C

Lac Y , lac Z, lac A

D

Lac Z , lac Y, lac A

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The correct Answer is:
D
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The sequence of genes In lac operon in E. coli are :

The lac operon consists of :

Lactose in lac operon acts as :

Write note:Operon concept

Structural genes and their operator.

MBD PUBLICATION-MOLECULAR BASIS OF INHERITANCE-QUESTION BANK
  1. Okazaki fragments are associated with which phenomenon ?

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  2. Fill in the blanks: Operon concept was given by .

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  3. The sequence of structural gene in lac operon concept is :

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  4. During transcription RNA polymerase holoenzyme binds to a gene promote...

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  5. The two polynucleotide chains- in DNA are

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  6. A codon consists of 3 bases and there are of 4 different kinds of base...

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  7. Transcription involves transfer of the genetic information from DNA mo...

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  8. 2003 was celebrated as the 50th anniversary of discovery of :

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  9. The concept of one gene one enzyme was proposed by :

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  10. Cell/ organism carrying mutated gene is :

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  11. t-RNA consisting of three unpaired bases constitute :

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  12. An enzyme which increases the rate of permeability across the membran...

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  13. Molecule into which the coded information in DNA transcribed is :

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  14. Nitrogenous bases do not contain :

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  15. Which one of the following pairs of codons is correctly matched with t...

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  16. Polysome is formed by:

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  17. In the DNA molecule:

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  18. Genetic information in a DNA molecule is coded in the

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  19. The sequence in m-RNA transcribed from a piece of DNA having a sequen...

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  20. A phenomenon where the third base of t-RNA at its 5 end can pair with...

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