Most Bacillus species are Catalase positive.
The morphologically similar Enterococcus (catalase negative) and Staphylococcus (catalase positive) can be differentiated using the catalase test.
Bacillus subtilis is catalase positive, meaning it produces the enzyme catalase which can break down hydrogen peroxide into water and oxygen.
Catalase. Staphylococci are catalase positive. Streptococci are catalase negative.
it should test + for catalase but Salmonella isolates are moderate catalase reactors.
positive
yes
Yes
yes
correct
correct
Yes