A molecule of chlorophyll increases in potential energy:
a) when it binds to a photon.
b) when it loses an electron.
c) when one of its electrons is boosted to a higher-energy excited state after absorbing a photon of light.
d) None of the above. The potential energy of a molecule cannot change.
Ans: c) when one of its electrons is boosted to a higher-energy excited state after absorbing a photon of light.
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