person of color - (formal) any non-European non-white person. person of colour. individual, mortal, person, somebody, someone, soul - a human being; there was too much for one person to do. formality - compliance with formal rules; courtroom formality.
Incubating and viewing plates. Incubating the plates to promote growth of microbes is an essential part of any microbiology investigation. Incubating in aerobic conditions, and below human body temperature, reduce the risk of encouraging microorganisms (particularly bacteria) that could be pathogenic to humans.
As they get older, children get sick less often. This is because with each new infection their bodies build up antibodies that will defend the body if the same germ attacks in the future. The incubation period is the time between being exposed to a disease and when the symptoms start.