Answers330CR BiologyUnit Test — Unit testQuestion 5
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Unit Test — Unit test

Question 5 • 330CR Biology

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They are each compounds. Each of the compounds is made of atoms. All of the atoms are made of matter.
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They are each made of matter. Some are compounds and some are elements. They all contain atoms.
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They are all elements. Some contain molecules of the same type of atom. Some contain different types of atoms.
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They are each made of matter. Some are compounds made of one type of element. Some are pure atoms.
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