The ____ contain three chemicals that are activated in _____
a. cones; in dim light
b. rods; in dim lightl
c. cones; bright light
d. rods; in bright light
C
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In a two-factor ANOVA, which of the following is not computed directly but rather is found by subtraction?
a. SSbetween treatments c. SSB b. SSA d. SSAxB
The x-axis represents ____________ in a time-series graph
a. dependent variable b. independent variable c. the passage of time d. frequency
In the past, due to the fact that many people on Martha's Vineyard ___________,
almost everyone on the island learned _______________, which became quite natural to them. (a) were from Mexico; to speak Spanish (b) had achromatopsia; to distinguish among many shades of green in the vegetation (c) were deaf; sign language (d) lacked a sense of smell; to disregard any strong smells, good or bad
Researchers who have studied color blindness and color deficiency have found that:
a. total color blindness is extremely rare in animal species. b. total color blindness in humans usually occurs when cones of the retina are absent or malfunctional. c. blue-yellow color blindness is the most common form of color deficiency. d. color deficiency is more frequently found in women than in men.