Pathogen Classes

What is the infectious form of a virus called?

• nematode

• virion

• parasite

• mycoplasma

What is any unsegmented worm (roundworm) called?

• nematode

• virion

• parasite

• mycoplasma

How do eukaryotes reproduce?

• mitosis

• binary fission

• infection

• none of these

Which of the following has a nucleus?

• prokaryote

• prion

• virus

• eukaryote

How do prokaryotes reproduce?

• mitosis

• binary fission

• infection

• none of these

What is the smallest free-living group of bacteria (lack of cell wall and anaerobic)?

• nematode

• virion

• parasite

• mycoplasma

How do viruses reproduce?

• mitosis

• binary fission

• infection

• none of these

What are microorganisms that causes disease in the host only when the host's immune system cannot fight it?

• normal flora

• opportunistic pathogen

• pathogen

• infection

• mycosis

What are microorganisms that are normally present at a specific site on the body?

• normal flora

• opportunistic pathogen

• pathogen

• infection

• mycosis

Which group of organisms can be multicellular?

• prion

• eukaryotes

• prokaryotes

• viruses