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Jacob and Monod studied lactose metaboli...

Jacob and Monod studied lactose metabolism in E. coli and proposed operon concept which is applicable for all :

A

all prokaryotes

B

all prokaryotes and some eukaryotes

C

all prokaryotes and all eukaryotes

D

all prokaryotes and some protozoans

Text Solution

Verified by Experts

The correct Answer is:
B
Jacop and Monod ' s operon concept is basically a theory of gene expression in prokaryotes - though it is of some value in the explanation of eukaryotic gene expression.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-MOLECULAR BASIS OF INHERITANCE-EXERCISE
  1. Which statements is correct for bacterial transduction ?

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  2. In DNA percentage of thymine is 20, then what is the percentage of gua...

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  3. Jacob and Monod studied lactose metabolism in E. coli and proposed ope...

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  4. In E.coli during lactose metabolism, repressor binds to :

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  5. Sequence of which of the following is used to know the phylogeny ?

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  6. In negative operon

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  7. In which direction mRNA is synthesises on DNA template ?

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  8. Gene and cistron words are sometimes used synonymously because

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  9. E. coli about to replicate was placed in a medium containing radioacti...

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  10. Due to discovery of which of the following in 1980 ' s the evolution w...

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  11. Who proposed the 'Signal hyothesis' meant for the biosynthesis of secr...

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  12. During replication of DNA , its two strands separate. Each of these se...

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  13. The Pneumococcus experiment proves that

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  14. In DNA when AGCT occurs , their association is as per which of the fol...

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  15. DNA parts which can switch their position are

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  16. Genes that are involved in turning on or off the transcription of set ...

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  17. Protein synthesis in an animal cell, takes place

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  18. Which of the following RNAs up specific amino acid (from amino acid po...

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  19. The three codons which result in the termination of polypeptide chain...

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  20. Genes are packed in bacterial chromosome by

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