Which of the Following Is NOT a Trait of Rickettsias

question 45

Multiple Choice

Which of the following is NOT a trait of rickettsias?

• A) They are obligate intracellular parasites.
• B) They lack cell walls.
• C) They have not been cultivated in the absence of host cells.
• D) Both the host and parasite are required in order to be alive and metabolically active.

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Definitions:

Return on Sales

A measure of a company's profitability that calculates how much of a company's sales are converted to net income.

Gross Profit Rate

A financial metric that shows the proportion of money left from revenues after accounting for the cost of goods sold.

Rate of Return on Total Assets

A financial ratio that measures the efficiency of a company's use of its assets in generating profit, calculated by dividing net income by total assets.

Rate of Return on Common Stockholders' Equity

A measure of the profitability relative to the shareholders' equity, demonstrating how efficiently equity is used to generate profits.