Recombinant DNA - Section 1 Multiple Questions and Answers.




21.Problems in obtaining large amounts of proteins encoded by recombinant genes can often be overcome by using
A. BACS
B. expression vectors
C. YACS
D. all of these

22.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

23.In genetic engineering, a chimera is
A. an enzyme that links DNA molecules
B. a plasmid that contains foreign DNA
C. a virus that infects bacteria
D. a fungi

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