Q. No.Choose the correct option regarding Retrovirus:
1.
An RNA virus that synthesises DNA during infection
2.
A DNA virus that synthesises RNA during infection
3.
A ssDNA virus
4.
A dsRNA virus
The site of production of ADA in the body is:
| 1. | Erythrocytes | 2. | Lymphocytes |
| 3. | Blood plasma | 4. | Osteocytes |
Pathophysiology is the:
1. Study of physiology of pathogen
2. Study of normal physiology of the host
3. Study of altered physiology of the host
4. None of the above
Golden rice is:
| 1. | A variety of rice grown along the yellow river in China |
| 2. | Long stored rice having yellow colour tint |
| 3. | A transgenic rice having a gene for β - carotene |
| 4. | Wild variety of rice with yellow coloured grains |
The first clinical gene therapy was done for the treatment of:
| 1. | AIDS |
| 2. | Cancer |
| 3. | Cystic fibrosis |
| 4. | SCID (Severe Combined Immuno Deficiency) resulting from deficiency of ADA |
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 |
Cotton plants can be protected from corn borer by the proteins coded by:
| 1. | cryIAc | 2. | cryIIAb |
| 3. | cryIAb | 4. | cryIAd |
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 |
The first recombinant therapeutic product approved for human use was:
| 1. | Humulin | 2. | hGH |
| 3. | Factor VIII clotting factor | 4. | Erythropoietin |
ELISA is based on the principle of:
1. Antibody opsonization
2. Antigen-antibody interaction
3. Radioactive immune assay
4. Creation of recombinant DNA
© 2024 GoodEd Technologies Pvt. Ltd.