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Bacillus thuringiensis forms protein cry...

Bacillus thuringiensis forms protein crystals which contain insecticidal protein This protein

A

does not kill carrier bacterium which is itself resistance to this toxin

B

binds with epithelial cells of midgut of the insect pest ultimately killing it

C

is coded by several genes including the gene cry

D

is activated by acid pH of the foregut of the insect pest

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The correct Answer is:
B
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ALLEN-BIOTECHNOLOGY AND MICROBES IN HUMAN WELFARE-Exercise II
  1. Read the following four statements (A-D) A. The first transgenic buf...

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  2. Silencing of mRNA has been used in producing transgenic plants resista...

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  3. Bacillus thuringiensis forms protein crystals which contain insecticid...

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  4. Which one of the following techniques made it possible to gnetically e...

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  5. Which one is a true statement regarding DNA polymerase used in PCR

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  6. For transformation, micro-particles coated with DNA to be bombarded fr...

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  7. In the diagram of pBR 322, which identifies components correctly ?

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  8. Consumption of which one of the following foods can prevent the kind o...

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  9. DNA or RNA segment tagged with a radiactive molecule is called

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  10. Which one of the following represents a palindromic sequence in DNA ?

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  11. In genetic engineering, the antibiotics are used

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  12. The figures below shows three steps (A,B,C) of polymerase chain reacti...

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  13. Biolistics (gene-gun) is suitable for

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  14. Tobacco plants resistant to a nematode have been developed by the in...

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  15. The first clinical gene therapy was given for treating :

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  16. The colonies of recombinant bacteria appear white in contrast to blue ...

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  17. DNA fragments generated by restriction endonucleases in a chemical rea...

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  18. Which one is used as a vector for gene transfer clonning gene ?

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  19. Which of the following sequence is palindromic ?

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  20. Which one of the following technique is used to produce the GM crops ?

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