Created by
Paul A. Gulig, Ph.D.
Department of Molecular Genetics and Microbiology
with assistance from
David Brumbaugh
Here are the results of the catalase test. A colony was mixed with peroxide yielding the result on the RIGHT.
What does this result mean?
A. Staphylococcus
B. Streptococcus
What test do you do next?
A. Coagulase
B. Optochin (P disk)
C. Bacitracin (A disk)
D. Antibiotic resistance