Question

The amount of light entering the eye is controlled by______________​

Answer 1

Answer:

iris..................

Answer 2

Answer:

Iris

Explanation:

Iris is the ring of pigmented tissue surrounding the pupil that varies in color from person to person, it contract and dilates to control the amount of light entering the eye through the pupil. The pupil is the opening in the center of the iris where light enters the eye.