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Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

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The familiar sounds of your heart are made by the heart's valves as they open and close.

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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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