The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Did you know?
It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
Function and structure of aquaporin
Seed structure.
The structure of sphingosine
Structure of the EcoRI nuclease complexed with its DNA substrate