The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
A molecular model showing chromosome territories in the cell nucleus of humans
Model of a Neutron Star’s Interior
A Simple Model of the Learning Process
Basbaum and Fields’s (1978) model of the descending analgesia circuit.
Model of how direct repeats generated during the insertion of a transposon or an insertion sequence
Effect of “Moral Restraint” in the Malthusian Model