Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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The human body produces and destroys 15 million blood cells every second.
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Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
The Mass of Impacts on Earth
The Y-5 molar pattern (left) characterizes the ape, whereas bilophodont molars (right) characterizes
Air-mass thunderstorms—mT air masses
The disaccharides sucrose, maltose, and lactose are created from the monosaccharides
Air-Mass Source Regions for North America
A 31.1-g sample of Ne gas exerts a certain pressure in a container of fixed volume. What mass ...