Transgenic Plant
Which of the agricultural challenges below cannot be solved with transgenic techniques?

Public concern about safety of synthetic pesticides
Public preference for organic vegetables
Crops are killed by a virus
Crops are damaged by frost

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Transgenic Plant
Transplastomics

produces genes that are released in pollen
offers little opportunity for practical use
targets genes in the chloroplast
provides exceptionally low yields of protein products

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Transgenic Plant
Low temperatures induce the expression of many cold-induced genes. Transgenic plants with improved cold tolerance have been produced by

expressing the protein that activates expression of these genes all the time in plants
expressing a gene for production of antifreeze (ethylene glycol) in plants
cooling plants using the Peltier effect
increasing evaporative cooling from leaf surfaces

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