Which Biogeochemical Cycle Does Not Have a Significant Atmospheric Component

question 37

Multiple Choice

Which biogeochemical cycle does not have a significant atmospheric component?

• A) Nitrogen
• B) Carbon
• C) Sulfur
• D) Water
• E) Phosphorus

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Definitions:

Erythropoiesis

The process by which red blood cells (erythrocytes) are produced, which occurs in the bone marrow.

Erythropoietin

A hormone produced primarily by the kidneys that stimulates the production of red blood cells in response to low oxygen levels in tissues.

Vasculitis

Inflammation of the blood vessels that can cause walls to thicken, narrow, weaken, or scar, affecting blood flow and leading to various complications.

Capillary

Tiny blood vessels connecting arterioles and venules, where the exchange of water, oxygen, carbon dioxide, and many other nutrient and waste chemical substances between blood and tissues occurs.