Ewald Hering Proposed the Opponent-Process Theory of Color Vision, Which

question 18

Multiple Choice

Ewald Hering proposed the opponent-process theory of color vision, which claims

• A)three types of color receptors are responsible for afterimages.
• B)the four types of color receptors are sensitive to red, green, blue, and the brightness of the light.
• C)a red-green cone can transmit messages for red and green at the same time.
• D)staring at a green, black, and yellow flag for 30 seconds will not disturb the perception of color.

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