Refer to Figure 13

question 15

Multiple Choice

Refer to figure 13.26, In the text why did the experimenters need to include a "yolk control" in this experiment?

• A) to control for exercise causing weight loss
• B) to control for food intake causing weight loss
• C) to control for aversion to water causing weight loss
• D) to control for the age of the mouse causing weight loss

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Definitions:

Murder Rates

The frequency or number of murders within a particular region or population over a specified period of time.

Poverty

The state of having insufficient financial resources to meet basic living expenses such as food, shelter, and clothing.

Marital Status

A legal or social recognition of a person's current relationship status, such as single, married, divorced, or widowed.

Significant Effect

A notable or considerable impact or influence on something.