Which of the following is true of the opponent-process theory of vision?
A. Pairs of color-detecting cells operate together to produce color
B. Color-detecting cells operate independently to create the perception of red, white and blue
C. It assumes there are only two, rather than three, primary colors
D. It cannot explain color blindness
Answer:A
Which of the following is true of the opponent-process theory of vision?
A. Pairs of color-detecting cells operate together to produce color
 B. Color-detecting cells operate independently to create the perception of red, white and blue
 C. It assumes there are only two, rather than three, primary colors
 D. It cannot explain color blindness
