Which disinfectant contains detergent properties and causes the gradual alteration of cell membranes to produce leakage of protoplasm of some microorganisms?
a. Iodophors
b. Phenolic compounds
c. Quaternary ammonium compounds
d. Enzymatic detergent
ANS: C
Quaternary compounds alter the cell membrane and cause protoplasm leakage in some microorganisms, primarily vegetative bacteria. These compounds possess detergent properties and are used to sanitize noncritical surfaces.
Health Professions
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