Which term best denotes the relatively harmless bacteria which inhabit the surfaces of the skin, upper respiratory tract and intestine?
A. Commensals
B. Invasive organisms
C. Non-invasive organisms
D. Obligate pathogens
E. Saprophytes.
gopaldas89652 Answered question August 8, 2022
commensal is an organism that uses food supplied in the internal or the external environment of the host,
gopaldas89652 Answered question August 8, 2022