Although Finances Are Tight, William Contributes 10 Percent of His

question 71

Multiple Choice

Although finances are tight, William contributes 10 percent of his income to a local charity purely in the interest of helping others. This is an act of

• A) reciprocity.
• B) fairness.
• C) gratitude.
• D) altruism.

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Definitions:

Concentration Gradient

A concentration gradient is a variation in the concentration of a substance across a space or a membrane, leading to the movement of particles from an area of higher concentration to an area of lower concentration.

Expend Energy

The act of using biological or mechanical power for physical activities, processes, or to accomplish tasks.

Cell

The basic structural and functional unit of life, which consists of living material enclosed by a membrane.

Acetyl CoA

A molecule that plays a central role in metabolism, linking the glycolysis and citric acid cycle pathways.