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.
Identification Methods. Morphological characteristics are useful in identifying microorganisms, especially when aided by differential staining techniques (Gram staining and acid fast stains can suggest a course of treatment before the organism is positively identified).hage typing is the identification of bacterial species and strains by determining their susceptibility to various phages. Fatty acid profiles can be used identify some organisms. Examination of esterification patterns (ester vs. ether linkages in lipids) can also indicate phylogenetic relatedness on a broad scale.