Q. No.Why does Bt toxin not kill Bacillus thuringiensis?
1.
The bacillus keeps proteins in inclusions
2.
The toxin exists in the bacillus as a pro-toxin
3.
The bacillus protects its genetic material by methylation
4.
The bacillus has a tough cell wall of peptidoglycan
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Cotton plants can be protected from corn borer by the proteins coded by:
| 1. | cryIAc | 2. | cryIIAb |
| 3. | cryIAb | 4. | cryIAd |
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How were nematode-specific genes introduced in tobacco plants?
| 1. | Using page DNA | 2. | Using a retrovirus |
| 3. | By gene gun | 4. | Using Agrobacterium tumefaciens |
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The first recombinant therapeutic product approved for human use was:
| 1. | Humulin | 2. | hGH |
| 3. | Factor VIII clotting factor | 4. | Erythropoietin |
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ELISA is based on the principle of:
1. Antibody opsonization
2. Antigen-antibody interaction
3. Radioactive immune assay
4. Creation of recombinant DNA
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Recombinant therapeutic [used for treatment] products are available for all the following disorders except:
| 1. | Hemophilia A | 2. | Pituitary dwarfism |
| 3. | Diabetes insipidus | 4. | Anemia due to renal failure |
Electroporation is:
| 1. | the process of separating charged molecules through a gel maintained in an electric field |
| 2. | the process of combining foreign DNA to an electrically charged vector molecule |
| 3. | the process of introducing DNA into cells by the application of high-voltage pulses |
| 4. | the process of protoplast fusion by the application of high-voltage pulses |
A direct target for gene therapy would include all the following cells except:
| 1. | erythrocytes | 2. | muscle fibers |
| 3. | hepatocytes | 4. | vascular endothelium |
Which of the following is a recombinant protein?
| 1. | Beta Galactosidase in E.coli | 2. | Insulin in humans |
| 3. | Somatotropin in humans | 4. | Interferon in E. coli |
The study of all the proteins encoded by the genome of an organism is called :
| 1. | Proteome | 2. | Proteomics |
| 3. | Translation studies | 4. | Genomics |
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