« previous next »
« previous next »
 

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Sample purchase order form. Sample purchase order form.
Rank-order correlations show that differential consistency remains high from childhood through late ... Rank-order correlations show that differential consistency remains high from childhood through late ...
A typical engine design that uses both pressure and splash lubrication. Oil travels under pressure ... A typical engine design that uses both pressure and splash lubrication. Oil travels under pressure ...
Sample of a business card design. Sample of a business card design.
First-order sensory neuron with free nerve endings First-order sensory neuron with free nerve endings
In order to encourage Canadians to avoid cross border shopping, Walmart Canada is striving to ... In order to encourage Canadians to avoid cross border shopping, Walmart Canada is striving to ...
Video: Polymerase chain reaction PCR - Animation

For a complete list of videos, visit our video library