All of the following describe the functions of astrocytes except:
a. astrocytes play a role in neurotransmission.
b. astrocytes respond to injury.
c. they form an insulating material around axons.
d. astrocytes form and maintain the blood-brain barrier.
Ans: C
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Linda has one allele for curly hair and another for straight hair. Linda's alleles are a. polyzygotic
b. dizygotic. c. homozygous. d. heterozygous.
Retroactive interference as used in the study of memory refers to when
A) older information already in memory interferes with the retrieval of newer information. B) newer information interferes with the retrieval of older information. C) information is not attended to and fails to be encoded. D) information that is not accessed decays from the storage system over time.
When an expert witness' opinions are given great weight-even in areas not within his area of expertise-this is known as the ___________________.
Fill in the blank(s) with the appropriate word(s).
Which of the following refers to incorrect interpretation of physiological symptoms due to environmental factors, such as a racing heart, as physical attraction for a person in that environment?
A. propinquity effect B. mere exposure C. misattribution of arousal D. assortative mating