____ are simple compounds made up of hydrogen, oxygen, nitrogen, and carbon molecules

a. Sugars c. Starches
b. Fatty acids d. Amino acids


D

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Shays's Rebellion convinced many Americans of the need for

A. lower taxes. B. granting long-delayed bonuses to Revolutionary War veterans. C. a vigilante effort by westerners to halt the Indian threat. D. a stronger central government. E. a weaker military presence in the West.

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Most fuel cell systems are ____________________ assemblies that may have a gas treatment system, a reformer, a fuel cells system, associated thermal management systems, and monitoring and control equipment––all possibly contained in separate shells or even their own small buildings.

Fill in the blank(s) with the appropriate word(s).

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Wood and plastics are the recommended materials for parrot cages

Indicate whether the statement is true or false

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How long does a U.S. patent last?

What will be an ideal response?

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