A karyotype is a map of
a) genes
b) chromosomes
c) amino acids on DNA
d) the double helix of DNA and RNA
b
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Some reforms based on a report by the Carnegie Council on Adolescent Development (1989) have taken place in middle schools. These reforms include __________.
A. grouping students together in several classes B. eliminating mentors C. forming expanded learning communities consisting of hundreds of students D. ending the practice of team-teaching
What is a physiological effect of cocaine?
a. increase in heart rate b. pupil dilation c. increase in blood pressure d. all of these
The use of alcohol and drugs make hostile behavior more likely to occur because the alcohol and drugs
a. lower one's threshold for aggression. b. increase one's frustration level. c. create a state of learned helplessness. d. serve as direct cue for aggressiveness.
In one study, teachers whose students performed well attributed the outcome to their teaching ability and teachers whose students performed poorly attributed the outcome to student inability. This represents the:
a. self-serving bias b. attribution style c. situational attribution d. locus of control