Examlex
What did the Emancipation Proclamation do,and how did it alter the Civil War?
Eyeballs
Organs of vision in humans and animals that detect light and convert it into electro-chemical impulses in neurons.
Fovea
A small depression in the retina of the eye where visual acuity is highest, due to the high concentration of cones (photoreceptor cells) and lack of blood vessels.
Metabolic Rate
The rate at which the body uses energy to maintain basic life functions such as breathing, circulation, and cell production.
Cones
Photoreceptor cells located in the eye's retina play a key role in perceiving colors and are most effective in bright light environments.
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