An Allosteric Enzyme

question 59

Multiple Choice

An allosteric enzyme

• A) usually contains a single polypeptide chain.
• B) may show a sigmoid dependence on substrate concentration.
• C) is not subject to regulation of its activity.
• D) often catalyzes a reaction near the end of a pathway.
• E) is normally subject to irreversible inhibition.

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Definitions:

Stockholders' Equity

The ownership share of shareholders in a corporation, calculated as the value of assets minus liabilities.

Retained Earnings

The portion of net income that is not distributed to shareholders as dividends but is retained by the company for reinvestment.

Assets

Economic resources owned by a business or company that are expected to provide future benefits or value.

Par Value

The nominal or stated value of a stock or bond, set by the issuing company and not necessarily indicative of the market value.