Why is light a source of energy?
A) It excites an electron within a pigment molecule, which then serves as a source of light energy that can be used for work.
B) It excites an electron within a pigment molecule, which then serves as a source of heat energy that can be used for work.
C) It excites an electron within a pigment molecule, which then serves as a source of potential energy that can be used for work.
D) It excites an electron within a pigment molecule, which then serves as a source of kinetic energy that can be used for work.
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Q16: Which light transmittance decreases when the increased
Q17: What is a conjugated system?
A) a pigment
Q18: Light serves two important functions for life
Q19: Consider the range of electromagnetic spectrum. What
Q20: Which of the following is within the
Q22: In the model of a bacteriorhodopsin, which
Q23: The plant photoreceptor phytochrome is important for
Q24: What does the conjugated system arrangement in
Q25: What is the most common photoreceptor found
Q26: Which pair is properly matched?
A) chlorophyll a
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