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Assertion: The choice of cry-gene depend...

Assertion: The choice of cry-gene depends upon the crop & the targeted pest
Reason :Gene cry I ac & cry II Ab control the cotton bollworms
while cry I ab controls corn borer

A

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion

B

It both Assertion & Reason are True but Reason is not a correct explanation of the Assetion

C

If Assertion is True but the Reason is False

D

If both Assertion & Reason are false

Text Solution

Verified by Experts

The correct Answer is:
B
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Gene cry IAb controls

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The protein encoded by the gene cry II Ab controls

Which of the following cry gene codes for a protein which can control the cotton bollworms?

The variant of cry genes used to control corn borers is

cryII Ab and cry I Ab produce toxins that control:

Cry ll Ab and cry l Ab produce toxins that control

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Assertion: The protein encoded by cry I Ab is not effective in control of cotton bollowrms Reason :Most Bt toxin are insect group specific (a) If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion (b) If both Assertion & Reason are True but Reason is not a correct explanation of the Assetion (c) If Assertion is True but the Reason is False (d) If both Assertion & Reason are false

Bt toxin is produced by a bacterium called Bacillus thuringiensis ( Bt for short). These Bt toxin crystals contain by a gene named cry which has many variants. Which one from the following produces a toxin that controls corn borer ?

ALLEN-BIOTECHNOLOGY AND MICROBES IN HUMAN WELFARE-Exercise IV
  1. Assertion: Crystal protein does not kill the Bacillus & kill only inse...

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  2. Assertion: The activated toxin binds to the surfacce of midgut epithel...

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  3. Assertion: The choice of cry-gene depends upon the crop & the targeted...

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  4. Which of the following statements are correct regarding the process of...

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  5. Assertion: The nematode parasite could not survive in a transgenic pla...

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  6. Assertion: The recombinant therapeutics do not induce unwanted immunol...

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  7. Assertion: The proinsulin contains an extra stretch called as C-peptid...

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  8. Assertion: The main challenge for production of insulin using r-DNA te...

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  9. In 1983, Eli lilly, an American company prepared two DNA sequences cor...

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  10. Assertion: Gene therapy is a collection of methods that allows correct...

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  11. Assertion: ADA deficiency can not be cured permanently by gene therapy...

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  12. Assertion: In gene therapy of SCID, a patient requires periodic infusi...

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  13. Assertion: For effective treatement of a disease, early dignosis & und...

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  14. Assertion: ELISA is based on the principle of antigen antibody interac...

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  15. Assertion: PCR is a powerful technique to identify many genetic disord...

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  16. Assertion: A ds DNA, tagged with a radioactive molecule (probe) is use...

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  17. Assertion: Transgenic animals are those animals whose DNA is mainpulat...

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  18. How are the transgenic animals advantageous to us?

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  19. Assertion: The milk of 1^(st) transgenic cow, 'Rosie' is far better th...

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  20. Which of the following transgenic animals are being used to test the s...

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