Question: For a catalase test, if a bacterial sample on a glass slide is exposed to several drops of H 2 O 2 , a positive

For a catalase test, if a bacterial sample on a glass slide is exposed to several drops of H2O2, a positive reaction will be:
halo around the growth
bubbles on the slide
blue color on the filter paper
no bubbles on the slide
For a catalase test, if a bacterial sample on a

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