Dizygotic twins
a. share the same amount of genetic material as any other pair of brothers or sisters.
b. are the result of an unusual occurrence shortly after conception.
c. develop from one fertilized egg.
d. all of these answers are correct
A
Psychology
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Based on the lessons from the David Reimer (Bruce/Brenda/David) story, what would you tell a friend whose son underwent a botched circumcision (damaging his penis) about raising the child as a boy or a girl?
What will be an ideal response?
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When researchers are interested in studying the effects of a variable that they can not control, they use designs
a. experimental b. pseudoscientific c. quasi-experimental d. descriptive e. operational
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