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Q. No.Bacillus thuringiensis (Bt) strains have been used to design novel:
1. Biofertilizers
2. Biometallurgic techniques
3. Biomineralization processes
4. Bioinsecticidal plants
Subtopic: Bt Crops |
89%
Level 1: 80%+
Hints
Bt cotton is not:
| 1. | A GM plant |
| 2. | Insect resistant |
| 3. | A bacterial gene expressing system |
| 4. | Resistant to all pesticides |
Subtopic: Bt Crops |
80%
Level 1: 80%+
Hints
C-peptide of human insulin is:
| 1. | A part of mature insulin molecule |
| 2. | Responsible for formation of disulphide bridges |
| 3. | Removed during maturation of pro-insulin to insulin |
| 4. | Responsible for its biological activity |
Subtopic: Med Applications & Humulin |
94%
Level 1: 80%+
Hints
A probe which is a molecule used to locate homologous sequences in a mixture of DNA or RNA molecules could be:
| 1. | A ssRNA | 2. | A ssDNA |
| 3. | Either RNA or DNA | 4. | Can be ssDNA but not ssRNA |
Subtopic: Gene Therapy |
72%
Level 2: 60%+
Hints
A protoxin is:
| 1. | A primitive toxin | 2. | A denatured toxin |
| 3. | Toxin produced by protozoa | 4. | Inactive toxin |
Subtopic: Bt Crops |
90%
Level 1: 80%+
Hints
The trigger for activation of toxin of Bacillus thuringiensis is:
| 1. | Acidic pH of stomach |
| 2. | High temperature |
| 3. | Alkaline pH of gut |
| 4. | Mechanical action in the insect gut |
Subtopic: Bt Crops |
95%
Level 1: 80%+
Hints
ADA is an enzyme which is deficient in a genetic disorder SCID. What is the full form of ADA?
| 1. | Adenosine deoxyaminase | 2. | Adenosine deaminase |
| 3. | Aspartate deaminase | 4. | Arginine deaminase |
Subtopic: Gene Therapy | Molecular Diagnosis |
95%
Level 1: 80%+
Hints
Silencing of a gene could be achieved through the use of:
| 1. | RNAi only | 2. | antisense RNA only |
| 3. | both RNAi and antisense RNA | 4. | none of the above |
Subtopic: Interference RNA Tech |
80%
Level 1: 80%+
Hints
RNAi, as a mechanism of cellular defense, takes place in:
| 1. | All bacteria | 2. | All unicellular organisms |
| 3. | All plants only | 4. | All eukaryotic organisms |
Subtopic: Interference RNA Tech |
84%
Level 1: 80%+
Hints
The first clinical gene therapy trial was given in 1990 to a 4 year girl with:
| 1. | Alpha – 1 antitrypsin deficiency |
| 2. | Cystic fibrosis |
| 3. | Adenosine deaminase deficiency |
| 4. | Chronic myeloid leukemia |
Subtopic: Gene Therapy |
96%
Level 1: 80%+
Hints
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