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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.