Everything you need to know about the control of microbial growth. Some of the frequently asked questions are as follows:- Q.1. Why do we need to control the growth of microorganisms? Ans. To control the growth of microorganisms of different types for various purposes is one of the most applied aspects of microbiology. We particularly control the growth of microorganisms [...]
Everything you need to know about microbial diseases. Some of the frequently asked questions are as follows:- Q.1. Name the microorganisms that form normal micro-biota of the skin. Ans. They are Gram-positive pleomorphic rods known as diphtheroids (e.g., Propionibacterium acnes) which produce propionic acid that helps to maintain low pH of the skin ranging from 3 to 5. The acidic [...]
'The antibiotics' are secondary metabolites or biochemical secreted by microorganisms which, ' in low concentration, inhibit the growth or kill other microorganisms, i.e., the antibiotics are 'antimicrobial agents of microbial origin'. Although some 6,000 antibiotics are known to exist, only about 100 are marketed. About 200 new antibiotics are discovered every year. Microorganisms belonging to three orders viz., Eubacteriales, Actinomyces [...]