NURSING EXAM QUESTIONS
BIOCHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A substance composed of of two or more elements in a fixed ratio.
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Element
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Atom
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Compound
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Molecule
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Explanation:
Detailed explanation-1: -A compound is a substance composed of two or more different types of elements chemically combined in a fixed proportion.
Detailed explanation-2: -Compound : A substance made of two or more elements that are chemically combined in fixed amounts.
Detailed explanation-3: -Two or more atoms joined together chemically in a fixed proportion by mass are called molecules.
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