The enzyme is ruined, therefore the catalas is.
Not if you boiled it well. Liver does contain catalase, but boiling permanently denatures most proteins. Whatever catalase was in the liver before boiling will probably be denatured and non-functional after boiling.
boiling catalase denatures the enzyme making unable to function
it will be heavier and it will turn different colors. Also it will decrease the rate
Catalase +
The morphologically similar Enterococcus (catalase negative) and Staphylococcus (catalase positive) can be differentiated using the catalase test.
Catalase. Staphylococci are catalase positive. Streptococci are catalase negative.
it should test + for catalase but Salmonella isolates are moderate catalase reactors.
Most Bacillus species are Catalase positive.
Yes, potato cells do have catalase.
Catalase Catalase
Catalase is also found in potatoes
The main criterion for differentiation between Staphylococcus and Streptococcus genera is the catalase test. Staphylococci are catalase positive whereas Streptococci are Catalase negative. Catalase is an enzyme used by bacteria to induce the reaction of reduction of hydrogen peroxide into water and oxygen.