Multiple Choice
In the firefly, light is emitted when
A) ATP combines with luciferin, forming luciferyl-AMP.
B) released nitric oxide blocks the mitochondria's use of oxygen.
C) the electron-excited product of O2 and luciferyl-AMP returns to its ground state.
D) luciferase is activated by oxygen.
Correct Answer:

Verified
Correct Answer:
Verified
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