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Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Nitrogenous wastes produced by different animal groups. Nitrogenous wastes produced by different animal groups.
Comparison of the radius of fruits produced by native and introduced species of Sapindaceae Comparison of the radius of fruits produced by native and introduced species of Sapindaceae
Three possible structures for a lipid bilayer Three possible structures for a lipid bilayer
Model of malaria protozoa in a red blood cell. New parasites are produced and mature in the RBC, ... Model of malaria protozoa in a red blood cell. New parasites are produced and mature in the RBC, ...
Connections of carbohydrate, protein, and lipid metabolic pathways Connections of carbohydrate, protein, and lipid metabolic pathways
Lipid metabolism. Lipid metabolism.
Video: Vascular tissues in a corn stem and a buttercup root

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