Which of the following pathogens would hyperbaric oxygen therapy, a treatment that increases the level of dissolved oxygen in tissues, most likely ward off? Select all that apply.
a. Anaerobic thermophile
b. Anaerobic mesophile
c. Facultative anaerobic thermophile
d. Facultative anaerobic mesophile
e. Microaerophilic mesophile

Match the term to the proper description(s). A term can have more than one description.

In a closed batch system, not all cells are expected to die, even as the death phase advances. Why?

After performing the streak plate method, what feature(s) would you look for on the agar plate to determine if you have a pure culture?

A Salmonella species is grown for 8 hours. In this time, each cell divides about four times. What is the generation time?

If a bacterium that normally lives in the gastrointestinal tract is plunged into a salty solution, what would occur?

a. Halophilic adjustment

b. Osmotic concentration

c. Lysis

d. Plasmolysis

e. Nothing

Choose the false statement about binary fission.

a. It generates genetically diverse daughter cells.

b. It is an asexual form of reproduction.

c. It is the most common way that prokaryotes divide.

d. It leads to exponential population growth.

e. If it occurs in a single plane, it could generate chains of bacteria.