The number of frequently used restriction enzymes are:
Correct answer: B. 20
- A. 10
- B. 20
- C. 30
- D. 40
Explanation
More than 400 restriction enzymes have been isolated outof which about 20 are frequently used in recombinant DNA technology.
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Biotechnology in health care applies biological organisms, cells or enzymes to diagnose and treat disease. The subject includes recombinant DNA, genetically engineered insulin, vaccines, antibiotics, monoclonal antibodies, gene therapy and techniques such as polymerase chain reaction, while distinguishing therapeutic applications from agricultural and industrial biotechnology.
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