A sample is ____
a. a framework that presents a set of interconnected ideas in an original way and inspires further research
b. a group of people who participate in a research study
c. a statement indicating that participation in the study is voluntary, and that persons may withdraw from participation in the study at any time
d. the way the study is conducted and the data are collected
B
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Maternal smoking, alcohol use, stress during pregnancy, delivery complication, premature birth, and lower birth weight are all
a. teratogens. b. irritants. c. complications. d. postnatal.
Which reasoning stage of Piaget's scheme of cognitive development corresponds with adolescence?
A. concrete operational B. formal operational C. preoperational D. postformal operational
Sarah has just gotten into a sorority that she has always wanted to be in. However, she just saw one of the members bring a copy of the upcoming biology exam to the sorority president that she obtained from the instructor's student worker. Sarah is upset that her "sorority" is engaging in unethical behavior. However, she decides to keep quiet so her loyalty will allow her to affect a change and
eliminate this unethical behavior by working within the organization. Sarah has resolved her cognitive dissonance by a. adding consonant thoughts. b. decreasing her amount of perceived choice. c. changing her attitude. d. changing her behavior.
Why are cones capable of sending detailed and precise visual information?
a) They connect to bipolar cells in a one-to-one fashion. b) Compared to rods, their speed of transmission is faster. c) Their cell bodies are highly responsive to neurotransmitters. d) They connect directly to brain centers responsible for visual processing.