Topics: How the Eyes work Quiz
It controls the amount of light that enters the pupil.
A. iris
B. retina
C. eyebrow
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It lets light enter the eye
A. iris
B. retina
C. pupil
It controls the amount of light that enters the pupil.
A. iris
B. retina
C. eyebrow
Preview next quiz:
It lets light enter the eye
A. iris
B. retina
C. pupil