Transgenic Plant
A naturally occurring variant, possessing characteristics of interest, is identified. This plant is selectively bred. This is an example of

traditional plant breeding
mutant selection
none of these
transgenic technology

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

block the expression of virus coat protein genes
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

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Transgenic Plant
Cross protection against viruses in transgenic plants can be obtained by

any of the above
inoculating the susceptible strain with genes of nucleocapsid
inoculating the susceptible strain of a crop with a mild strain of a virus that helps in developing resistance against more virulent strain
inoculating the susceptible strain with the coat proteins of virulent strain

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