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:

No answer description available for this question. Let us discuss.

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:

No answer description available for this question. Let us discuss.

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:

No answer description available for this question. Let us discuss.

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:

No answer description available for this question. Let us discuss.

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:

No answer description available for this question. Let us discuss.