What happens during the embryonic stage of prenatal development?
The fetus kicks, turns, hiccups, sucks its thumb, and breathes amniotic fluid.
The zygote divides and forms the blastocyst, which implants in the uterus and begins forming the amnion, placenta, and umbilical cord.
Vernix and lanugo develop on the skin to protect against the amniotic fluid.
The arms and legs develop, then fingers and toes.
The arms and legs develop, then fingers and toes.
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As part of a group project, you are required to write a survey. Which of the following research questions would be best answered using the survey method?
A. How do chimps establish dominance hierarchies in the wild? B. Among the elderly, does caffeine help their problem-solving ability? C. How many past Presidents were Democrats? D. Is the President doing an overall good job?
Which of the following remedies for the effects of pre-trial publicity is likely the most effective and thus preferred by most social scientists?
A. Continuance B. Expanded voir dire C. Judicial instructions D. Change of venue
Papers written by psychologists differ from papers written by historians and literary critics in that they
A) have fewer discursive footnotes. B) use fewer subheadings. C) seldom hedge their conclusions. D) often use more direct quotations.
A teratogen is any factor that can cause a birth defect.
Answer the following statement true (T) or false (F)