Current Projections Indicate That by the Middle of the Twenty-First

question 17

True/False

Current projections indicate that by the middle of the twenty-first century, more than three-quarters the population of the United States will be composed of people of color.

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Definitions:

Oxygen-Poor

Environments or situations where the concentration of oxygen is significantly lower than the atmospheric levels, often creating challenges for aerobic organisms.

Inferior Vena Cava

Vein that delivers oxygen-poor blood from the lower body to the heart.

Three-Chambered Heart

A type of heart structure found in some amphibians and reptiles, consisting of two atria and one ventricle, allowing for a degree of separation between oxygenated and deoxygenated blood.

Amphibian

Tetrapod with scaleless skin; it typically develops in water, then lives on land as a carnivore with lungs. For example, a frog or salamander.