As your body destroys macromolecules that were present in the food you've eaten, is the energy present in those molecules destroyed?
a. Yes. By breaking down these macromolecules, some of the energy they contained is destroyed.
b. No. Breaking down molecules does not lead to the release of energy.
c. No. The energy contained within these macromolecules is converted into other forms of chemical energy and kinetic energy, though some is lost as heat.
d. No. While the vast majority of the energy contained in these macromolecules is converted to heat, it is notactually destroyed.
Ans: c. No. The energy contained within these macromolecules is converted into other forms of chemical energy and kinetic energy, though some is lost as heat.
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