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did plants evolve?
is it possible to treat viruses with drugs?
the sun is continuously burning ,will the combustion come to an end or is it making new atoms and using it to produce
what will happen if all the salt in the sea was not there?
why is it that electrical engineers have not used the existing electrical power to run available AC motor generators to (1 comments)
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why is it that electrical engineers have not used the existing electrical power to run available AC motor generators to (1 comments)