The iris of the eye is:
A) Opaque and does not permit entry of light
B) Transparent
C) Regulated by the pupil
D) A band of circular pigmented muscles
Correct Answer:
Verified
Q10: When light strikes a molecule of photopigment,the
Q11: What role do the muscles connected to
Q12: There are approximately _ light receptors in
Q13: The human eye is an organ specialized
Q14: The unit of measurement of wavelengths of
Q16: The amount of light entering the eye
Q17: Photoreceptors are unusual because these cells:
A)Are normally
Q18: The _ is the transparent outer coat
Q19: When light strikes photoreceptors,which of the following
Q20: The firing of action potentials in the
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