Which theory of color vision explains that each of the cones in the retina contains a different type of iodopsin that breaks down when struck by light, triggering action potentials and sending neural messages to the brain?
a. opponent-process theory.
b. trichromatic theory.
c. three-opponent theory.
d. stage primary theory.
B
You might also like to view...
Which term refers to the smallest language unit that has meaning?
A. morpheme B. phonology C. letter D. symbol
Heaven was born several weeks before her due date. Although she was small, her birth weight was appropriate, based on time spent in the uterus. Heaven is a __________ infant
A) small-for-date B) small-for-weight C) mature D) preterm
A hypothetical construct cannot be
a. defined. b. changed. c. described d. observed. e. discussed.
A state of tension that occurs when a person's attitudes do not match the person's actions is called __________
a) cognitive dissonance. b) the validity effect. c) the fundamental attribution error. d) routinization.