Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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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.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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The average adult has about 21 square feet of skin.
The work of Charles Darwin forms the foundation for modern evolutionary theory.
Baby Gorilla versus Baby Human
Selected Human Viral Diseases
The two major forms of polynucleotide secondary structure