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Recombinant DNA - Medical Science

Q1:

Agrobacterium tumefaciens is

A a disease in humans that causes loss of sight

B a bacterium that can be used to introduce DNA into plants

C a fungi that is used to produce antibiotics in large amounts

D a disease in humans that causes loss of weight

ANS:B - a bacterium that can be used to introduce DNA into plants

It is a gram-negative soil bacteria, responsible for producing crown gall disease, it is basically present in a wound or cut part of trees.