Unlike earlier hominids, Homo sapiens had ______________
a. much heavier and thicker bones
b. smaller teeth and jaws
c. a slightly smaller brain
d. a narrower pelvis among females and a larger pelvis among males
Answer: B
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When you go over to visit your friend's new baby, your friend exclaims, “Watch this! Every time I touch his cheek, he turns his mouth towards my finger!” Because you've taken psychology, you know that this phenomenon is called the ____ reflex.?
a. ?rooting b. ?grasping c. ?sucking d. ?complementary
Simone was a moderately shy infant whose very extroverted parents rarely gave her time to adapt to a new social situation before thrusting her into another one. This style of parenting led Simone to become an extremely shy child as she entered school. This illustrates that
a. nurture is more important than nature. b. nature is more important than nurture. c. inherited temperaments can be dynamically modified by learning, even negatively. d. shyness is a lasting trait that cannot be modified by experience or learning.
Wes is helping his brother lay new flooring in his house. Even though there are four stacks of floor tiles next to each other, he perceives the one stack of rough gray granite separately from the three stacks of smooth gray marble because of the grouping principle of
A. common region. B. texture. C. proximity. D. linear perspective.
What are extraneous variables?
What will be an ideal response?