4. Write the role of eye lens and retina.
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Explanation:
- The retina is a thin layer of tissue that lines the back of the eye on the side. It is located near the optic nerve. The purpose of the retina. is to receive light that the lens has focused, convert the light into neural signals, and send these signals on to the brown for visual recognition
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Answer:
An eye lens is a transparent elastic and solid structure, it can undergo a change in thickness to focus light on the retina .
Andd retina is a layer of light sensitive receptors at the back of the eye and image formed on the retina it sends this and message to the Brain through the optic nerves
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