A basic problem with the trichromatic theory is that
a. color cannot be analyzed into "eitheror" messages.
b. only two types of light-sensitive visual pigments have been found in the retina.
c. four colors seem to be primary, that is, you cannot get them by mixing other colors.
d. it only explains events recorded in the optic pathways after information leaves the eyes.
ANSWER: c
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In a learning study using repeated measures, the correlation between early and later times will likely be low. Analyzing fewer levels of the independent variable would help to avoid violating the assumption of
a. normality. b. homogeneity of variance. c. constant correlations among pairs of levels of the repeated variables. d. MSerror is an unbiased estimate of the magnitude of effect of the predictor variable in a regression analysis.
The physical characteristics of an organism is referred to as its
A. genome. B. genotype. C. phenotype. D. chromosome.
Cortical activity of depressed patients most consistently shows:
a. Increased activity in the ventral prefrontal cortex b. Decreased activity in the caudate nucleus c. Decreased activity in the dorsal prefrontal cortex d. All of the above
Someone engaged in self-actualization is said to be
a. socially integrated. b. a fully feeling person. c. a fully functioning person. d. a rational actor.