There are approximately ___ light receptors in the human eye.
A) 126 million
B) 100 billion
C) 126 thousand
D) 12.6 million
Correct Answer:
Verified
Q7: When light strikes photoreceptors,which of the following
Q8: When light hits photoreceptors,the photoreceptors _,and the
Q9: The cell membranes of photoreceptors contain sodium
Q10: When light strikes a molecule of photopigment,the
Q11: What role do the muscles connected to
Q13: The human eye is an organ specialized
Q14: The unit of measurement of wavelengths of
Q15: The iris of the eye is:
A)Opaque and
Q16: The amount of light entering the eye
Q17: Photoreceptors are unusual because these cells:
A)Are normally
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