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Assertion: RNAi involves silencing of a ...

Assertion: RNAi involves silencing of a specific mRNA due to complementary RNA that bind to & prevents translation of the mRNA
Reason :RNAi takes place in all prokaryotic organisms as a method of cellular defense

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

If both assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
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RNAi takes place in all prokaryotic organisms. State True/False.

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Which of the following statements are correct regarding the process of RNA interference ? (i) This is used to prevent the infestation of protozoans (ii) It takes place in some eukaryotic and all prokaryotic organism as a method of cellular defense (iii) The method involves silencing of a specific mRNA due to a complementary dsRNA molecule (v)It is a novel strategy to produce pest-resistant plants.

How does silencing of specific mRNA in RNA interference prevent parasitic infection?

Antisense RNA used for silencing a ceellular mRNA in RNAi has sequence complementary to antisense strand of mRNA.

Silencing a specific mRNA in order to prevent its translation is known to be a cell defense mechanism . What is the name of this process useful in making transgenic organisms ?

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Assertion : Synthesis of mRNA takes place in 5' rarr 3' direction Reason : Reading of mRNA is always in 3' rarr 5' direction

MOTION-BIOTECHNOLOGY : PRINCIPLES AND PROCESSES-EXERCISE -4
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  6. Assertion: The choice of cry-gene depends upon the crop & the targeted...

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

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  10. Assertion: Eli Lilly prepared two DNA sequences of A & B chains of ins...

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

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

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

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

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  19. Assertion: The protein encoded by cry I Ab is not effective in control...

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  20. Assertion: GEAC will make decision regarding the validity of GM resear...

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