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Did you know?

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

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

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Your heart beats over 36 million times a year.

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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

The chain of infection: preventative measures follow each link of the chain. The chain of infection: preventative measures follow each link of the chain.
The offspring of the microchip—from computers to cell phones—offer access to vast information ... The offspring of the microchip—from computers to cell phones—offer access to vast information ...
Allows access to the nut that has a stud plus other locations needing great depth, such as spark ... Allows access to the nut that has a stud plus other locations needing great depth, such as spark ...
Needle-nose pliers are used where there is limited access to a wire or pin that needs to be ... Needle-nose pliers are used where there is limited access to a wire or pin that needs to be ...
Some column-mounted ignition switches act directly on the contact points, whereas others use a link ... Some column-mounted ignition switches act directly on the contact points, whereas others use a link ...
The normal food link between sea urchins and algae/ Corals The normal food link between sea urchins and algae/ Corals
Video: The Lac Operon in E. Coli

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