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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

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Medication errors are three times higher among children and infants than with adults.

Many human diseases are caused by mutations in single genes Many human diseases are caused by mutations in single genes
Disposable, single use thermometer strip Disposable, single use thermometer strip
Poor single parents and their children Poor single parents and their children
The relationship between maternal age and the frequency of trisomy 21 (Down syndrome). The risk incr The relationship between maternal age and the frequency of trisomy 21 (Down syndrome). The risk incr
Examples of Human Disorders Caused by Single-Gene Mutations Examples of Human Disorders Caused by Single-Gene Mutations
The structural genes of the lac operon are transcribed into a single polycistronic mRNA The structural genes of the lac operon are transcribed into a single polycistronic mRNA
Video: Energy inputs and release in glycolysis Animation

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