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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

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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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Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Photosynthetic thylakoid membranes and numerous gas vesicles found in a cell of the cyanobacterial g Photosynthetic thylakoid membranes and numerous gas vesicles found in a cell of the cyanobacterial g
The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue
Max Weber (1864–1920) was another early sociologist who left a profound impression on sociology. ... Max Weber (1864–1920) was another early sociologist who left a profound impression on sociology. ...
Raphael's mural, The School of Athens, depicts the early Greek philosophers engaged in ... Raphael's mural, The School of Athens, depicts the early Greek philosophers engaged in ...
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The development of the internal ducts of the male and female reproductive systems from the Wolffian ... The development of the internal ducts of the male and female reproductive systems from the Wolffian ...
Video: Stroke volume

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