BACKGROUND OF THE STUDY All microorganisms are ubiquitous in nature and their interactions with plants, and animals and humans has been recognized for centuries. Some of these interactions are beneficial to the host as in the case of biotransformation such as fermentation and the production of antibiotics. Penicillin, which is one the most famous antibiotics drugs in the world, derived from a common fungus known as Penicillium and it is used to control disease in human and animal population...
