The hypothalamus in the brain contributes to the body's maintenance of a steady internal physiological state, called homeostasis.
Age- younger people have smaller capacity
gender-males have larger capacity
muscle mass
aerobic fitness
diseases of the respitorary system
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Punctuated equilibrium is a series of small, gradual changes over long periods of time.
Human red blood cells are formed mainly in the bone marrow and are believed to have an average life span of approximately 120 days<span>.</span>