The pupil is an opening at the center of the ____.
A) retina
B) sclera
C) choroid
D) cornea
E) iris
Correct Answer:
Verified
Q13: The adjustable ring of muscular tissue that
Q14: Signaling molecules secreted by one individual that
Q15: Farsightedness can be caused by _.
A)a longer
Q16: A cataract is caused by _.
A)clouding of
Q17: Which sensory organs respond to body position
Q19: What eye component is lacking in color-blind
Q20: The main visual pigment in rods is
Q21: The semicircular canals are _.
A)empty
B)filled with gas
C)filled
Q23: Olfactory receptors are used for _.
A)sight
B)sound
C)smell
D)taste
E)touch
Q25: Rods and cones are located in the
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