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MicrobiologyLab20
Questions about "Hemolysis"
Question | Answer |
---|---|
Beta hemolysis is indicated by a ________ zone around a colony. | colorless or clear |
Hemolysis is best observed against a ________ background. | white or light |
The medium used to detect hemolysis production is _____ ________ ________ ________. | 5% sheep blood agar |
Hemolysins are (exoenzymes/endoenzymes). | exoenzymes |
Alpha hemolysis is indicated by a ________ zone around a colony. | greenish and/or cloudy |
Pathogenic strains of streptococci are usually ________ hemolytic. | beta |
True or false: The concentration of blood in the medium is a determining factor for the length of incubation at 37°C | False. |