What Is Evolutionary Biology

question 34

Multiple Choice

What is evolutionary biology?

• A) a description of the fossil record
• B) the field of science that deals with matter and its motion through space and time
• C) the study of interactions among organisms and their environment
• D) the study of the origin, maintenance, and diversity of life

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Definitions:

Oxygen-poor Blood

Blood that has delivered its oxygen to the tissues of the body and is returning to the lungs to be reoxygenated.

Pulmonary Valves

Heart valves located at the opening of the pulmonary artery that prevent backflow of blood into the right ventricle.

Aortic Valves

The valve in the heart that controls blood flow from the left ventricle into the aorta.

Hemorrhagic Shock

A condition of reduced tissue perfusion, inadequate oxygen supply to the cells, often a result of severe blood loss.