Examlex
A positive relationship represents a situation where an increase in one variable is associated with an increase in the other variable. Draw three graphs that represent a positive relationship.
Cardiovascular System
The system in the body that circulates blood and lymph through the heart, arteries, veins, and capillaries, delivering oxygen and nutrients to organs and tissues and carrying away waste products.
Red Blood Cells
The cells in the blood that carry oxygen to the body's tissues and remove carbon dioxide.
Arteries
Blood vessels that carry oxygen-rich blood away from the heart to the body's tissues and organs.
Contract
A legally enforceable agreement between two or more parties with mutual obligations.
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