Why do associates enjoy different eye colors?

As dark skin protects empire from UV rays, how does eye color help us?

Answers:
Eye color is believed to aid protect your retina from the sunlight, but that's not really true -- it doesn't matter.

Your iris is made up of fibers, and the colors come and go, depending on your genetics. There's no authentic explanation to why eye color is the way it is.
moral question, but the answer to your first press: genetics
it's another path God shows how unique respectively and every one of us is.
all to do near genes. Specifically DNA.
I am blue - eyed, and affected by look hard, more than many other those. My optometrist says that this is more of a problem within blue eyed people than relatives with darkened irises.

The colour of the iris depends on the presence of melanocytes, which make melanin. In some associates, these can make seriously of melanin, and the iris is brown. Others make smaller amount, giving hazel or green irises.

Blue irises have nearly no melanin contained by them; the colour results from light self refracted by structures in the iris. These unpigmented irises do consent to through some light, major to glare problems.

BTW, the white section of the eyeball has an dark dark stratum inside, which blocks stray light.
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