1. In the eye, there is a black covering over the retina. What does this do?
answer : This blocks light that didn't come through the lens. And it also keeps light from continuously bouncing inside the eye.
1. In the eye, there is a black covering over the retina. What does this do?
answer : This blocks light that didn't come through the lens. And it also keeps light from continuously bouncing inside the eye.
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