Optimal Conditions for Most Mycobacterial Cultures Are

question 44

Multiple Choice

Optimal conditions for most mycobacterial cultures are:

• A) 25° to 30° C in the dark in an atmosphere of 2% carbon dioxide (CO2) and high humidity.
• B) 35° C in the dark in an atmosphere of 5% to 10% CO2 and high humidity.
• C) 35° C in the dark in a microaerophilic atmosphere of 10% CO2 and high humidity.
• D) 32° C in the dark in an atmosphere of decreased CO2 and increased humidity.

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Definitions:

Average Total Cost

The total cost of producing a certain quantity of a good divided by that quantity, representing the cost per unit of output.

Total Fixed Costs

The total of all expenses that do not change with the amount of production or output.

Total Variable Costs

The sum of all costs that change with the level of output, such as materials and labor directly involved in production.

Average Fixed Cost

The total fixed costs of production divided by the quantity of output produced.