The image given above shows _____ infestation in the roots of Nicotiana plant.
1. Platyhelminthic
2. Aschelminthic
3. Annelid
4. Insect

Subtopic:  Interference RNA Tech |
 59%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion (A): Clone of cells having the mutated gene doesn't appear on photographic film in autoradiography.
Reason (R): The used probes do not have complementarity with the mutated gene.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Molecular Diagnosis |
 84%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Assertion (A): Bt toxin are protein crystals containing insecticidal protein
Reason (R): B. thuringiensis forms these protein crystals continuously during their growth period
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Bt Crops |
 58%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Assertion (A): RNA interference takes place in all eukaryotic organisms as a method of cellular defense.
Reason (R): This method involves ds RNA which prevent transcriptional process.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Interference RNA Tech |
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

The process of RNA interference (RNAi) involves:
1. inducing the transcription of genes by substrate
2. silencing of a specific mRNA due to a complementary dsRNA molecule
3. repressing the transcription of genes by product
4. increasing the rate of transcription by activator proteins
Subtopic:  Interference RNA Tech |
 95%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Consider the two statements:
Statement I:  The proteins encoded by the genes cryIAc and cryIIAb control the corn borer.
Statement II:  The proteins encoded by the gene cryIAb control the cotton bollworms.
 
1. Statement I is correct; Statement II is correct
2. Statement I is incorrect; Statement II is correct
3. Statement I is correct; Statement II is incorrect
4. Statement I is incorrect; Statement II is incorrect
Subtopic:  Bt Crops |
 75%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

The main challenge for the production of insulin using rDNA techniques was:
1. culturing bacteria containing recombinant DNA in labs
2. finding suitable restriction enzymes to cut human DNA
3. isolation of DNA in pure form from a human cell
4. getting insulin assembled into a mature form
Subtopic:  Med Applications & Humulin |
 86%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

The first clinical gene therapy was given in 1990 to a 4-year-old girl with:
1. adenosine deaminase (ADA) deficiency
2. alpha-1-antitrypsin deficiency
3. phenylalanine hydroxylase deficiency
4. homogentisic acid oxidase deficiency  
Subtopic:  Gene Therapy |
 96%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

ELISA stands for:
1. Easily Located Immuno Specific Antigen
2. Early Live Inactive Surface Antigen
3. Energy Loaded Intermediate Site on Apoenzyme
4. Enzyme-Linked Immuno Sorbent Assay
Subtopic:  Molecular Diagnosis |
 96%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Root knot disease in tobacco is caused by:
1. Infective double stranded RNA
2. Abnormally folded proteins
3. Nematode Meloidogyne incognita
4. Nematode Caenorhabditis elegans
Subtopic:  Interference RNA Tech |
 94%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.