Exercise: Transgenic Plant

Questions for: Transgenic Plant

Low temperatures induce the expression of many cold-induced genes. Transgenic plants with improved cold tolerance have been produced by
A:
expressing the protein that activates expression of these genes all the time in plants
B:
cooling plants using the Peltier effect
C:
expressing a gene for production of antifreeze (ethylene glycol) in plants
D:
increasing evaporative cooling from leaf surfaces
Answer: A
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The first transgenic plants expressing engineered foreign genes were tobacco plants produced by the use of
A:
Agrobacterium tumefaciens
B:
Bacillus thuringiensis
C:
Arabidopsis thaliana
D:
Streptomyces hygroscopicus
Answer: A
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Plants containing genes encoding cytokines and blood clotting factors are used in
A:
nutrition improvement
B:
pharmaceutical production
C:
vaccine production
D:
textile production
Answer: B
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Transplastomics
A:
targets genes in the chloroplast
B:
provides exceptionally low yields of protein products
C:
produces genes that are released in pollen
D:
offers little opportunity for practical use
Answer: A
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Transgenic plants with increased tolerance to aluminum have been produced by making plants that
A:
secrete phytosiderophores into the soil
B:
make more metal-binding peptides like phytochelatins
C:
bind aluminum to the cell wall
D:
secrete citrate into the soil
Answer: D
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