Superoxide dismutase converts oxygen free radicals to water and oxygen.

Match the statement to the term.

Which metabolic pathway is not used by obligate aerobes?

Which choice correctly lists all aerotolerance classifications in which fermentation is used for growth. 

Allosteric enzyme inhibition (non-competitive inhibition) can be overcome by adding more substrate to the enzyme reaction.

Which classification has bacteria that require both oxygen at low concentrations and high concentrations of carbon dioxide for growth.

(Table: Unemployment Statistics for Country X) Using the data in the table, Country X is likely to be in a recession in: a. 1995 b. 2005 c. 1995 and 2005 d. Neither 1995 nor 2005

What is bacterial “generation time” AND how does it compare to eukaryotic generation time?

Of the choices given, which choice best describes the products of the Krebs cycle?

Selective medium contains chemicals that will facilitate the growth of a certain group of bacteria and prevent the growth of other bacteria.