Examlex
An equation that states that two ratios are equal, such as , is called a __________.
Opaque
A characteristic of materials that are not transparent or translucent; they do not allow light to pass through.
Vascular Tunic
Middle layer of the eye; contains many blood vessels.
Iris
Specialized portion of the vascular tunic; the “colored” portion of the eye that can be seen through the cornea.
Fovea Centralis
The fovea centralis is a small depression in the retina of the eye where visual acuity is highest, due to the concentration of cones, which are photoreceptor cells responsible for color vision.
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