Question

function of pupil and iris​

Answer 1

Answer:

The colored part of the eye which helps regulate the amount of light entering the eye. When there is bright light, the iris closes the pupil to let in less light. And when there is low light, the iris opens up the pupil to let in more light. Focuses light rays onto the retina.

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Answer 2

The iris and the pupil control how much light to let into the back of the eye. When it is very dark, our pupils are very large, letting in more light.