Q. Which one of the following is now being commercially produced by biotechnological procedures?
A) Nicotine
B) Morphine
C) Quinine
D) Insulin
Explanation
[Solution from source] Human insulin is now made by recombinant DNA technology: Eli Lilly produced the A and B chains separately in E. coli and then joined them. Nicotine, morphine and quinine are plant alkaloids still obtained mainly from plants. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.