Transgenic Plant
Starch content of potatoes can be increased by using a bacterial gene, known as

ADP glucose pyrophosphorylase gene
polygalactouranase gene
sucrose phosphate synthase gene
None of these

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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 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
inoculating the susceptible strain with genes of nucleocapsid

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