Which of These Methods Can Be Used to Determine the Number

question 91

Multiple Choice

Which of these methods can be used to determine the number of viable microorganisms in a sample?

• A)Light scattering in a spectrophotometer
• B)Measuring total cell mass
• C)Measuring colony forming units per ml
• D)Counting a known volume of cells in a hemocytometer

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Definitions:

Regression

Regression is a statistical method used to determine the strength and character of the relationship between one dependent variable and one or more independent variables.

Fails An Exam

The outcome in which an individual does not achieve the minimum required score to pass a test assessing knowledge or skill.

Defense Mechanism

Psychological strategies used by individuals unconsciously to protect themselves from anxiety and perceived threats in reality.

Projection

A defense mechanism where unwanted feelings are displaced onto someone else, attributing one's own thoughts and impulses to them.