The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Your heart beats over 36 million times a year.
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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
Blank cell diagram
Control of the Membrane Potential
The Social Control of Deviance
A symbol used on a Chrysler vehicle indicating a fault with the electronic throttle control.
Control of thyroxine secretion through negative feedback.