Examlex
The geologic cycle is powered both by exogenic and endogenic energy systems.
Oxygen
A chemical element (O) that is critical for respiration in most aerobic organisms and has various industrial uses.
Nutrients
Substances obtained from food and beverages that are essential for growth, metabolism, and for maintaining life.
Arterioles
Small branches of arteries leading to capillaries that regulate blood flow and pressure in the circulatory system.
Arterial Wall
The layered structure of an artery, consisting of connective tissue, smooth muscle, and endothelial cells, which maintain blood pressure and circulation.
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