Biotechnology - Transgenic Plant
Exercise :: Transgenic Plant - Section 1
- Transgenic Plant - Section 1
| 41. |
Resistance to glyphosphate in transgenic petunia plants has been developed by the transfer of |
| A. |
gene for EPSPS(5-enol-pyruvyl shikimat 3 phosphate synthase) | | B. |
gene for ALS (acetolactate synthase) | | C. |
gene for GS (glutamine synthase) | | D. |
any of the above |
Answer: Option A
Explanation:
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| 42. |
Which of the following compounds has been produced in transgenic plants to improve tolerance to salt stress and water deficit? |
| A. |
Sucrose | | B. |
Mannitol | | C. |
Nicotine | | D. |
Octopine |
Answer: Option B
Explanation:
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| 43. |
Expression of antisense RNA in transgenic plants is a general method used to |
| A. |
activate the expression of all genes in a biochemical pathway | | B. |
eliminate the expression of all genes in a biochemical pathway | | C. |
block the expression of virus coat protein genes | | D. |
reduce or eliminate the expression of individual genes |
Answer: Option D
Explanation:
|
| 44. |
Tomatoes exhibiting delayed ripening express antisense RNA against |
| A. |
glycerol 1 phosphate acyl transferase | | B. |
polygalactouranase | | C. |
ACC deaminase | | D. |
sucrose phosphate synthase gene |
Answer: Option C
Explanation:
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| 45. |
Given the DNA sequence ATTAAGGC, which sequence would be used by researchers as an antisense molecule? |
| A. |
AUUAAGGC | | B. |
UAAUUCCG | | C. |
CGGAATTA | | D. |
TAATTCCG |
Answer: Option A
Explanation:
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