Receptor cells in the retina responsible for color vision and fine acuity are __________.
A. bipolar cells
B. ganglion cells
C. rods
D. cones
Answer: D
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Marquita yells at the people around her when something doesn't go her way. Her behavior is most like the defense mechanism of
a. regression. b. repression. c. identification. d. rationalization.
The Centers for Disease Control and Prevention (CDC) recommends that children be vaccinated against most vaccine-preventable disease by the time they begin school.
Answer the following statement true (T) or false (F)
Professor Marshall wants to know whether eating sweets before bedtime causes children to take longer to fall asleep. In his experiment, whether or not a sweet is given before bedtime is the ________
a. independent variable. b. dependent variable. c. control variable. d. extraneous variable.
An excessive fear of being alone is called
a. monophobia b. mysophobia c. autophobia d. sophophobia