As a participant in a classroom debate, a student has been asked to find support for the trichromatic theory of color vision. She would be advised to look at the research that shows there are three
a. types of rods, each sensitive to red, blue, and green.
b. types of cones, each sensitive to red, blue, and green.
c. retinal ganglion cells, each capable of responding to red, blue, green, but not their afterimages.
d. sections of the visual cortex which respond most directly to each of the colors red, blue, and green.
Answer: b. types of cones, each sensitive to red, blue, and green.
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What will be an ideal response?
Which of the following facts regarding religion in the United States is TRUE?
A) About 25% of American 6th to 12th graders say that religion and spirituality are very important to them. B) About 33% of American teens report being actively involved in a church youth group. C) About 50% of American teens believe in God. D) About 75% of American adults believe in God.
Which is the correct order of the visual pathway?
A. photoreceptors - retinal ganglion cells - LGN - primary visual cortex B. retinal ganglion cells - photoreceptors - primary visual cortex - LGN C. photoreceptors - LGN - retinal ganglion cells - primary visual cortex D. LGN - photoreceptors - retinal ganglion cells - primary visual cortex
Susie has blonde hair, even though her mother and father each have brown hair. What do we know of Susie's parents?
a. each of her parents must have one dominant gene for blond hair b. each of her parents must have one recessive gene for blond hair c. at least one of her parents have a recessive gene for blond hair d. neither of her parents have has a gene for blond hair