Topics: Eye in Color Vision Quiz
What is the iris responsible for in the eye?
A. Focusing light on the retina
B. Detecting light intensity
C. Regulating the size of the pupil
D. Producing aqueous humor
Select your answer:

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A. Yes
B. No
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Photoautotrophs are capable of converting ___ energy into chemical energy.
A. electrical
B. thermal
C. heat
D. light