Most of the Bt toxin genes are

(1) Insect group specific

(2) Pest specific

(3) Weed specific

(4) Bacteria specific

Subtopic:  Bt Crops |
 85%
Level 1: 80%+
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The Bt toxin is not coded by

(1) CrylAc

(2) CryllAb

(3) CrylAb

(4) CrylIIAc

Subtopic:  Bt Crops |
 92%
Level 1: 80%+
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Cotton bollworms are controlled by

(1) CryIAc

(2) Cry II Ab

(3) Both A and B

(4) Cry I Ab

Subtopic:  Bt Crops |
 87%
Level 1: 80%+
Hints

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Corn borers are controlled by

(1) CryIAb

(2) CryIAc

(3) CryIIAb

(4) Both B and C

Subtopic:  Bt Crops |
 83%
Level 1: 80%+
Hints

The tobacco roots are infected by

(1) Nematode Meloidegyne incognitia

(2) Diptera beetles

(3) Coleoptera fly

(4) Lepidopterans

Subtopic:  Interference RNA Tech |
 98%
Level 1: 80%+
Hints

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%
Level 1: 80%+
Hints

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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%
Level 1: 80%+
Hints

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%
Level 1: 80%+
Hints

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%
Level 1: 80%+
Hints

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How many chains does proinsulin consist of?

(1) Three

(2) Two

(3) One

(4) Five

Subtopic:  Med Applications & Humulin |
 85%
Level 1: 80%+
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