What Was the Most Significant Conclusion of Griffith's Experiments with Pneumonia

question 72

Multiple Choice

What was the most significant conclusion of Griffith's experiments with pneumonia in mice?

• A)Mice exposed to the S-strain bacterium became resistant to the R-strain bacterium.
• B)There is a substance present in dead bacteria that can cause a heritable change in living bacteria.
• C)The genetic material was definitively proven to be DNA.
• D)S-strain bacteria can cause pneumonia.
• E)Heat destroys the hereditary material.

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Definitions:

Times Interest Earned

A financial ratio that measures a company's ability to meet its debt obligations by comparing its earnings before interest and taxes (EBIT) to its interest expenses.

Equity Multiplier

A financial ratio that measures a company's total assets financed by its shareholders' equity, used to evaluate financial leverage.

Net Profit Margin

A profitability ratio calculated as net income divided by revenue, indicating how much profit a company makes with its total sales.

Gross Margin

The difference between revenue and cost of goods sold divided by revenue, expressed as a percentage.