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What is the iris? the protective layer over the eye the nerve at the back of the eye a muscle that reacts to light by contracting it controls color blindness
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3 votes
What is the iris?

the protective layer over the eye
the nerve at the back of the eye
a muscle that reacts to light by contracting
it controls color blindness

User Teg
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2 Answers

4 votes
A the protective layer over the eye
User Shivaughn
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1 vote

Answer:

the colored part of the eye which helps regulate the amount of light entering the eye

Step-by-step explanation:

the Iris uses muscles to change the size of the pupil.

User Saorikido
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