Staphylococci Group Characteristics Quiz

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10 Questions

What are the characteristics of staphylococci?

Gram-positive cocci, nonflagellate, nonmotile, non–spore-forming, catalase positive

How do you test for catalase in staphylococci?

Add H2O2 to a petri dish with staphylococci and observe for bubbling

What distinguishes Staphylococcus aureus from other species of staphylococci?

Coagulase positivity

What is the most virulent species of staphylococci?

Staphylococcus aureus

What is the common classification for species other than Staphylococcus aureus?

Coagulase-negative staphylococci (CoNS)

What is the distinguishing characteristic of Staphylococcus aureus?

Coagulase positive

What enzyme do all types of staphylococcus bacteria contain, which results in a bubbling effect when H2O2 is added?

Catalase

What type of growth conditions do staphylococci prefer?

Aerobic

What is the common classification for species other than Staphylococcus aureus?

Coagulase-negative staphylococci (CoNS)

What is the typical result of adding H2O2 to a solution containing catalase-positive staphylococci?

Bubbling

Test your knowledge of the characteristics of the Staphylococci group with this quiz. Explore their Gram-positive nature, arrangement in clusters, and other distinct traits.

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