GENERAL KNOWLEDGE

Detailed explanation-1: -Sir Frederick Banting, a physician and scientist, was the co-discoverer of insulin, a hormone of critical importance in regulating blood sugar levels. When insulin action is deficient, one develops diabetes mellitus.

Detailed explanation-2: -On July 27, 1921, Canadian doctors Frederick Banting and Charles Best successfully isolated the hormone insulin, one of the most important breakthroughs in treating diabetes.

Detailed explanation-3: -When inventor Frederick Banting discovered insulin in 1923, he refused to put his name on the patent. He felt it was unethical for a doctor to profit from a discovery that would save lives. Banting’s co-inventors, James Collip and Charles Best, sold the insulin patent to the University of Toronto for a mere $1.