Exercise: Transgenic Plant

Questions for: Transgenic Plant

Which of the following has been widely used to provide resistance against plant viruses?
A:
Virus resistance genes from bacteria
B:
Expression of virus coat protein genes in transgenic plants
C:
Expression of anti-virus genes in vectors that transmit viruses
D:
Expression of ribonuclease (RNase) genes in host plants
Answer: B
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Which of the following genes can be used for making resistances against viral infection?
A:
Genes for capsid protein
B:
Gene for nucleocapsid protein
C:
Satellite RNA
D:
All of these
Answer: D
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Which of the following dies from Ti plasmid infection?
A:
Rice
B:
Corn
C:
Sorghum
D:
All of these
Answer: D
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A naturally occurring variant, possessing characteristics of interest, is identified. This plant is selectively bred. This is an example of
A:
traditional plant breeding
B:
transgenic technology
C:
mutant selection
D:
none of these
Answer: A
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Which cell-based plant technology involves the combining of two cells without cell walls from different species?
A:
Clonal propagation
B:
Cybridization
C:
Protoplast fusion
D:
Mutant selection
Answer: C
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