Examlex
Which molecule does not occur naturally?
Elastic
Capable of returning to its original shape after being stretched or compressed, a property of certain materials.
Sclera
The white, outer layer of the eyeball that provides protection and shape.
Choroid
The vascular layer between the sclera and the retina in the eye, providing oxygen and nourishment to the outer layers of the retina.
Retina
The inner lining at the back of the eye that contains light-sensitive cells (rod and cone cells) which convert light into neural signals for vision.
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