Unrelenting exhaustion may be a sign of a condition or an effect of the drugs or therapies used to treat it, such as: Acute liver failure. Anemia. Anxiety disorders.
Wind is considered an abiotic factor because it is not a living organism.
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Cell divison is necessary to replace cells that are worn and aging. Cells do not have an indefinite life span. Fo example, the life span of a red blood cell is about 120 days.
Plasma, water, salt, protein, platelets
