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Http://www.pbs.org/wgbh/nova/cancer/folkman.html
I believe this website will help :)
In 1968, Brezhnev ordered the soviet army and troops of other eastern European nations to crush a liberal communist regime in : B. Czechoslovakia
He ordered about 500,000 troops to invade Czechoslovakian Borders using the Blitzkrieg approach
hope this helps
Punnet Square
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Explanation:
Generate electricity Fossil fuels can be burned to power vehicles like cars, but they can also be used to:generate electricity