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What do pupil's do?

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Answer:

The pupil is the dark opening in the centre of the iris. Light passes into the eye through the pupil. In bright light, muscles in the iris cause the pupil to become smaller, so that less light enter the eye, i dim light, the pupil becomes larger so that more light can enter the eye.

First answer by ID1102514232. Last edit by ID1102514232. Question popularity: 1 [recommend question].

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Relevant answers:

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