A prokaryotic cell may possess each of the following cellular components EXCEPT

A) Flagella
B) A Nucleus
C) Ribosomes
D) A Cell Wall
E) A Cell Membrane

B) A Nucleus

Archaea differ from bacteria in that archaea

A) Have diverse cell wall compositions
B) Lack nuclei
C) Use organic compounds for food
D) Reproduce by binary fission
E) Are prokaryotic

A) Have diverse cell wall compositions

Biogenesis refers to the

A) Spontaneous generation of organisms from nonliving matter
B) Development of life forms from preexisting life forms
C) Development of aseptic technique
D) Germ theory of disease

B) Development of life forms from preexisting life forms

Each of the following organisms would be considered a microbe EXCEPT

A) Yeast
B) Protozoan
C) Bacterium
D) Mushroom
E) Virus

D) Mushroom

Fungal infections are studied by

A) Virologists
B) Bacteriologists
C) Parasitologists
D) Mycologists
E) Herpetologists

D) Mycologists

If you were setting up an experiment to disprove spontaneous generation in a liquid medium, which of the following would be essential to the experiment?

A) Supplying the liquid with nutrients
B) Starting with a sister liquid that contains microorganisms
C) Adding antibiotics to the liquid
D) Using a sterile liquid and eliminating exposure to microorganisms
E) Adding Carbon dioxide to the liquid

D) Using a sterile liquid and eliminating exposure to microorganisms

In the name Staphylococcus aureus, aureus is the

A) Genus
B) Domain name
C) Species
D) Kingdom
E) Family name

C) Species

infectious disease is almost totally eradicated in our world
(True or False?)

False

normal microbiota are typically found in and on all the following body locations EXCEPT the

A) Skin
B) Mouth
C) Colon
D) Blood
E) Upper respiratory system

D) Blood

Regarding Louis Pasteur's experiments with the S-neck flask, which of the following statements is TRUE?

A) Air exchange was involved
B) A food source was provided
C) The possibility of contamination was removed
D) All preexisting microorganisms were killed
E) All of the answer choices are correct

D) All of the answer choices are correct

The first step for directly linking a microbe to a specific disease according to Kosh's postulates is to

A) Culture the blood or other body fluid from a diseased animal using nutrient medium
B) Inject a sample of blood or other body fluid from a diseased animal into a healthy animal
C) Obtain a sample of blood or other body fluid from a diseased animal
D) Compare the blood of a sick animal to blood obtained from a healthy animal
E) Isolate microbes from the blood of healthy animals

C) Obtain a sample of blood or other body fluid from a diseased animal

The term used to describe a disease-causing microorganism is

A) Microbe
B) Bacterium
C) Virus
D) Pathogen
E) Infection

D) Pathogen