Prior to the production of recombinant insulin, insulin obtained from cows and pigs were given to patients. Some of the problems faced by this treatment was:

Microbiology covers the study of microorganisms, this includes various organisms like a unicellular, cluster of microscopic animals, viruses, bacteria, and fungi. This discipline is a key component of the various research in biochemistry and pathology.

With a degree in microbiology, you can get opportunities in various fields like healthcare organizations, forensic science laboratories, environmental organizations, higher education institutions, food and drink, publicly funded research organizations, pharmaceuticals and many other industries