Quick Answer. Bumps or lumps on the roof of the mouth can be noncancerous or cancerous. The most common bony outgrowths on the roof of the mouth are called palatal tori and occur in 20 to 30 percent of the population, according to Dr. William M. Bennett in a 2013 article in The New England Journal of Medicine. Continue Reading.
Biochemical tests are the tests used for the identification of bacteria species based on the differences in the biochemical activities of different bacteria.
Biochemical Reagents for Identification. A diverse range of biochemical reagents are known for the identification of certain metabolisms and to differentiate between bacteria. Classical biochemical tests are often used to identify microorganisms; the results are seen by color change. In most cases, detection is based on the reaction of an enzyme with a certain substrate. Also, methods to detect certain metabolites by chemical reaction and or complex building techniques are used.