Multiple choice

Human insulin is being commercially produced from a transgenic species of

  1. Rhizobium

  2. Rhizobium

  3. Escherichia

  4. Mycobacterium

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Human insulin is produced using transgenic Escherichia coli bacteria engineered with the human insulin gene. The E. coli fermentation system allows mass production of pure human insulin (Humulin). Rhizobium and Mycobacterium are not used for commercial insulin production. Note: Options A and B are duplicates.