The tobacco roots are infected by

(1) Nematode Meloidegyne incognitia

(2) Diptera beetles

(3) Coleoptera fly

(4) Lepidopterans

Subtopic:  Interference RNA Tech |
 98%
From NCERT
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RNAi takes place as a method of cellular defense

(1) In all prokaryotes

(2) In all eukaryotes

(3) In all bacteria

(4) In all fungi

Subtopic:  Interference RNA Tech |
 83%
From NCERT
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Silencing of specific mRNA due to a complementary dsRNA is called mRNA silencing. Here the source of ds RNA is

(1) RNA virus

(2) Mobile genetic element with RNA intermediate

(3) Transposons having RNA intermediate during process of replication

(4) All of these

Subtopic:  Interference RNA Tech |
 87%
From NCERT
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Agrobacterium vectors carried nematode specific genes which is introduced into the host plant and suct that it produced

(1) Sense and anti sense RNA

(2) Only antisense RNA

(3) Only sense RNA

(4) Sense and antisense Protein

Subtopic:  Interference RNA Tech |
 86%
From NCERT
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According to NCERT data how many recombinant therapeutics have been approved for human use and how many are marketed in India?

(1) 12, 6

(2) 32, 16

(3) 30, 12

(4) 12, 10

Subtopic:  Med Applications & Humulin |
 87%
From NCERT
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How many chains does proinsulin consist of?

(1) Three

(2) Two

(3) One

(4) Five

Subtopic:  Med Applications & Humulin |
 85%
From NCERT
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Which of the following peptides is present in only proinsulin not in insulin?

(1) A

(2) B

(3) C

(4) Both A and C

Subtopic:  Med Applications & Humulin |
 93%
From NCERT
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The main challenge for the production of insulin using r-DNA technologies was

(1) Getting insulin assembled into a mature form

(2) Getting insulin from human source

(3) Getting insulin synthesized chemically in proinsulin form

(4) Getting C peptide synthesized.

Subtopic:  Med Applications & Humulin |
 80%
From NCERT
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An American company which synthesized the DNA sequences for insulin was

(1) Eli lity

(2) Eili Lily

(3) Ele Lily

(4) Eli Lilly

Subtopic:  Med Applications & Humulin |
 85%
From NCERT
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For the first time, the synthesis of two DNA sequences of insulin was carried out by Eli Lilly in

(1) 1972

(2) 1981

(3) 1983

(4) 1987

Subtopic:  Med Applications & Humulin |
 65%
From NCERT
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