In Sia and Dawson's 1931 Experiment

question 26

Multiple Choice

In Sia and Dawson's 1931 experiment:

• A) Mice were required to demonstrate the transforming principle
• B) Used serum to precipitate IIIS cells from a mixture of heat-killed IIIS and living IIR cells
• C) They showed that mice play no direct role in the transforming principle
• D) Heat-killed IIR cells mixed with living IIIS cells gave rise to IIR colonies
• E) None of these

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Definitions:

Additional Paid-in Capital

The amount of money investors pay above the par value of a stock.

Retirement of Shares

The process by which a company buys back its own shares from the marketplace, reducing the amount of outstanding shares.

Stockholders' Equity

The residual interest in the assets of a corporation that remains after deducting its liabilities; represents ownership equity in a firm.

Par Preferred Stock

A type of preferred stock that has a specified face value (par value) which determines the dividend calculation and has priority over common stock in dividend payments and upon liquidation.