Genetic Research Suggests That in Different "Racial" and Ethnic Human

question 7

Multiple Choice

Genetic research suggests that in different "racial" and ethnic human groups

• A) there is hardly any overlap at all between groups.
• B) about half one group's genetic makeup is similar to that of other groups.
• C) most of our genetic makeup is shared, i.e., is common to all groups.

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Definitions:

Vital Capacity

The maximum amount of air a person can expel from the lungs after a maximum inhalation.

Inspiratory Capacity

The maximum amount of air that can be inhaled after the end of a normal, relaxed expiration, combining tidal volume and inspiratory reserve volume.

Pulmonary Respiration

The process of exchanging oxygen and carbon dioxide between the lungs and the environment; also known as breathing.

Pulmonary Ventilation

The process of moving air in and out of the lungs, facilitating gas exchange with the external environment.