Which of the following is the most accurate description of the mechanism of the light-emitting reaction in the firefly?
a. Oxygen reacts with luciferin to produce light. b. Oxygen reacts with luciferyl-AMP to produce light. c. Nitric oxide reacts with luciferin to produce light. d. Nitric oxide reacts with luciferyl-AMP to produce light. e. Nitric oxide reacts with the mitochondria to produce light