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RNAi is a mechanism to silence genes with the help of 

1. ssRNA

2. dsRNA

3. ssDNA

4. dsDNA

 83%
From NCERT
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To protect tobacco plants against Meloidegyne incognita using RNAi, nematode specific genes were introduced in the plant using:

1. Transposons

2. Retrotransposons

3. Virus with RNA genome 

4. Agrobacterium

 66%
From NCERT
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Which part of the tobacco plant is infected by Meloidegyne incognitia?

1. Leaf

2. Stem

3. Root

4. Flower

 88%
From NCERT
NEET - 2016
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The process of RNA interference has been used in the development of plants resistant to 

(1) fungi

(2) viruses

(3) insects

(4) nematodes

 85%
From NCERT
NEET - 2011
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What is an antisense technology?

(1) A cell displaying a foreign antigen used for synthesis of antigens.

(2) Production of somaclonal variants in tissue cultures.

(3) When a piece of RNA that is complementary in sequence is used to stop expression of a specific gene

(4) RNA polymerase producing DNA

 89%
From NCERT
NEET - 2008
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