Which of the Following Is True Regarding the Use of Osmotic

question 16

Multiple Choice

Which of the following is true regarding the use of osmotic pressure as an antimicrobial agent?

• A) Exposing organisms to the air on a benchtop so they completely dry out is an example of using osmotic pressure as a means of microbial control.
• B) Salt is an effective solute to create an osmotic pressure gradient outside of a cell; however, the use of sugar, such as in jams and jellies, works via a different mechanism.
• C) Salts and sugars external to a microbe create a hypotonic environment, which causes lysis of the cell.
• D) Exposing a microbe to a hypertonic environment draws water out of the cell, causing plasmolysis.

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Definitions:

Strategies

Plans of action designed to achieve a long-term or overall aim.

Goal

In learning and cognitive approaches to personality, a desired end state that serves to direct perception, thought, and behavior.

Power Motivation

The drive to influence others or seek positions of authority and control, regarded as a fundamental aspect of human behavior.

McClelland's View

A psychological theory proposed by David McClelland that emphasizes the importance of three needs—achievement, affiliation, and power—in influencing human motivation.