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Did you know?

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.

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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Sexual dimorphism in body size and mating system. Sexual dimorphism in body size and mating system.
nervous system nervous system
respiratory system respiratory system
Procedures and Diagnostic Tests Related to the Cardiovascular System Procedures and Diagnostic Tests Related to the Cardiovascular System
Figure-8s on the toes mobilize joints of the foot. Figure-8s on the toes mobilize joints of the foot.
Microbiology with Diseases by Body System, 3e (Bauman) Microbiology with Diseases by Body System, 3e (Bauman)
Video: Pasteur's Experiment

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