Signals That Travel to Distant Cells Through the Circulatory System

question 121

Multiple Choice

Signals that travel to distant cells through the circulatory system are known as

• A) paracrine signals.
• B) parasitic signals.
• C) autocrine signals.
• D) hormones.
• E) responders.

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Definitions:

Marginal Product

The additional output resulting from using one more unit of a particular input, holding other inputs constant.

Value of the Marginal Product

The additional revenue generated by employing one more unit of a factor, such as labor or capital.

Profit-Maximizing

A strategy or process by which a business seeks to generate the highest possible profit from its operations.

Marginal Product

The additional output a firm produces as a result of hiring one more unit of input, such as labor or capital, holding all other factors constant.