Asthma cases in Americans are about 75% higher today than they were in 1980.
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There are more bacteria in your mouth than there are people in the world.
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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.
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Everyone has one nostril that is larger than the other.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
combined-cycle power plant
The development of a eudicot plant embryo.
Plant Biology Worksheet
table
Write equilibrium constant expressions for the following reactions in terms of concentration: