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7.5: Introduction to Bacterial Diseases in Humans - Biology

Identify common bacterial diseases in humansDevastating pathogen-borne diseases and plagues, both viral and bacterial in nature, have affected humans since the beginning of human history. Over time, people came to realize that staying apart from afflicted persons, and disposing of the corpses and personal belongings of victims of illness, reduced their own chances of getting sick.
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The solar system

The solar system is a set of planets, asteroids and comets that revolve around the sun. Each one remains in its respective orbit due to the intense gravitational force exerted by the star, which has much greater mass than any other planet. The most important bodies in the solar system are the eight planets that revolve around the sun, describing elliptical orbits, ie, slightly eccentric circle-like orbits.
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Weights and Measures

Ancient peoples standardized hundreds of different weights and measures to meet the needs of their civilizations. The grain of wheat taken from the middle of the ear was probably the first standard weight element. Of the adopted systems, one of them spread throughout Europe and today is still used by the English-speaking countries, after minor modifications: it is the trading system called "AV", French word meaning "heavy goods".
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