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Metabolism is _____.

a measure of the hydrogen ion concentration in a solution
the energy required to start a chemical reaction
all of the chemical reactions in an organism required to sustain life
a chemical reaction in which the substrates trade constituent parts

User Slake
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All of the chemical reactions in an organism required to sustain life!
User Quince
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Metabolism is all of the chemical reactions in an organism required to sustain life. The word metabolism can also defined as to the sum of all chemical reactions that occur in living organisms.

User Delki
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