What is the Hayflick limit for human embryo cells?
A) 10
B) 20
C) 40
D) 50
D
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Species heredity is very important to our understanding of individual differences in human growth and development
a. True b. False Indicate whether the statement is true or false
Which research technique is best at eliminating confounding variables?
A. preexperiment B. true experiment C. quasi-experiment D. correlational
People are more likely to aggress when their goals are blocked, according to the
a. frustration-aggression hypothesis. b. instinctual aggression hypothesis. c. social learning theory. d. cognitive dissonance theory.
Which statement describes a limitation of the clinical method?
A) It may not yield observations typical of participants’ behavior in everyday life. B) Researchers cannot control conditions under which participants are observed. C) The findings cannot be applied to individuals other than the participant. D) It does not usually yield rich, descriptive insights into factors that affect development.