Transgenic Plant
Which of the following is not a characteristic of a transgenic crop?

Bt insect resistance toxin
herbicide resistance
increased methionine content
none of these

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Transgenic Plant
In transgenic plants that have been manipulated to express patho-genesis-related (PR) proteins all the time it has been shown that

expression of two PR proteins provides some protection against a few pathogens
expression of one PR protein provides high levels of protection against many pathogens
these proteins trigger the production of other antimicrobial defenses
these provide no protection at all against pathogens

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Transgenic Plant
Expression of antisense RNA in transgenic plants is a general method used to

reduce or eliminate the expression of individual genes
activate the expression of all genes in a biochemical pathway
eliminate the expression of all genes in a biochemical pathway
block the expression of virus coat protein genes

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