Microbiology of Foods
Suspected colonies of Staphylococcus aureus when grown on Baird-Parker medium shall show

none of these
catalase activity
protease activity
coagulase activity

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Microbiology of Foods
Which of the following is not true for the thermal resistance of the bacterial cells?

Higher the optimal and maximal temperatures for growth, higher the resistance
Cocci are usually more resistant than rods
Bacteria that clump considerably or form capsules are difficult to kill
Cells low in lipid content are harder to kill than other cells

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