the eyes just seean object and then using your knowledge your brain tells you what you are seeing and if you dont know then you ask somebody who does
The eyes actually see backwards/rotated, but the brain fips this image to get what we see now. It needs nucleus like anything with cells or is cellular
the reflection of light off of objects being absorbed by the retina
The cone cells, which are photorecepter cells in the retina of the eye.
cornea
To open the eyes
Same reason as humans do. They need their eyes to see.
To see.
If your eyes can't see, you either need laser or glasses. I have glasses.
to see with their eyes they do
To see with
In order to get a prescription for glasses you need to see an Optometrist. They will examine your eyes and determine how powerful you glasses should be or even if you need glasses at all.
They don't need to see in order to swallow. The frogs just closes their eyes and swallows. Many animals close their eyes when they are eating live prey. They do so, in order that their prey can't injure their eyes while they are being eaten.
no, you can see it with you're eyes
Yes. But in order to do that, you have to open your eyes.
People who are older and have diabetes need to have a yearly eye exam to keep track of things like cataracts and glaucoma. Diabetes has a debilitating effect on the eyes and in order to stay ahead of diseases in the eye, you will need to see you doctor on a regular basis.
Just properly functioning eyes