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A chemoautotroph d)makes food molecules using chemical energy. The definition of a chemoautotroph or chemotroph is "an organism that obtains energy by the oxidation of electron donors in their environments." They can be either organic or inorganic molecules.
It made it easier & made jobs for the slaves
Answer:
one fifth of the US population lived below the poverty line.
Explanation:
A. It proved that it was too expensive to reach Asia by sailing west