Exercise: Transgenic Plant

Questions for: Transgenic Plant

For developing herbicide resistance in transgenic plants which of the following approach/(es) is/are used?
A:
Target molecule is made insensitive to herbicide
B:
Target protein is overproduced
C:
A pathway should be introduced that detoxify the herbicide
D:
All of the above
Answer: D
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Which of the following gene detoxify herbicide bronoxynil?
A:
Nitrilase
B:
Glutathione S-transferase (GST)
C:
Phosphinothricin acetyl transferase
D:
All of these
Answer: A
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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: A
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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: C
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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: D
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