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Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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There are 20 feet of blood vessels in each square inch of human skin.

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The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

The three stages of a specific immune response. The three stages of a specific immune response.
Associative Long-Term Potentiation Associative Long-Term Potentiation
Growth of Dendritic Spines After Long-Term Potentiation Growth of Dendritic Spines After Long-Term Potentiation
A reciprocal translocation involving the long arms of chromosomes A reciprocal translocation involving the long arms of chromosomes
Perform the indicated division (long division polynomials) Perform the indicated division (long division polynomials)
Long bone formation Long bone formation
Video: Autonomic Nervous System Animation

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