Which of the following is the first human hormone produced by recombinant DNA technology?

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  1. Estrogen
  2. Testosterone
  3. Insulin
  4. Thyroxine

Answer (Detailed Solution Below)

Option 3 : Insulin
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Detailed Solution

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The correct answer is option 3.

Key Points

  • Human insulin was the first hormone to be produced using recombinant DNA technology. Hence, option 3 is correct.
  • It was developed by Genentech and Eli Lilly in the early 1980s, marking a major breakthrough in biotechnology and medicine.
  • This synthetic insulin is called "Humulin", and it is produced by inserting the human insulin gene into E. coli bacteria, which then synthesize insulin.
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