Which of the Following Is True Regarding the Use of Osmotic

question 24

Multiple Choice

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

• A)Salts and sugars external to a microbe create a hypotonic environment, which causes lysis of the cell.
• 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)Exposing a microbe to a hypertonic environment draws water out of the cell, causing plasmolysis.
• D)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.

---

Definitions:

Operating Leverage

Operating leverage is a measure of how revenue growth translates into growth in operating income, indicating the degree to which a company can increase profitability through its fixed costs structure.

Net Income

The total profit of a company after all expenses, taxes, and costs have been subtracted from total revenue.

Sales

The total revenue generated from goods or services sold by a company.

Product Costs

Costs that are assignable to the production of goods, including direct materials, direct labor, and manufacturing overhead.