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Identify and Give the Historical Significance of Each of the Following

question 151

Essay

Identify and give the historical significance of each of the following terms, events, and people in a paragraph or two.
-penny press


Definitions:

Retina

A light-sensitive layer at the back of the eye that converts light images into nerve signals that are sent to the brain.

Pupil

The circular opening in the center of the iris of the eye, which regulates the amount of light that enters.

Lens

A transparent optical component that focuses or disperses light rays, used in a variety of devices such as glasses, cameras, and microscopes to enhance vision or capture images.

Opponent-Process Cell

A type of cell in the visual system that is believed to be responsible for processing colors by encoding differences between pairs of colors such as red-green or blue-yellow.

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