Which statement about dizygotic twins is MOST accurate?
a. They are more common among African Americans than any other ethnic or racial group.
b. They are more common among Asian Americans.
c. They are more common among European Americans.
d. They occur with equal frequency among all ethnic and racial groups.
a
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In a classic study of false memory conducted by Elizabeth Loftus, research participants were asked to remember the time when they were little and got lost in a shopping mall. Although Loftus confirmed that this never actually happened to any of the participants, the false memory was implanted in about _____% of the participants.
A) 15 B) 25 C) 40 D) 80
Tosha is going to have a baby, but she smokes, takes cough syrup, and drinks wine with dinner each night. This behavior is very likely to endanger her baby's development, especially in the embryonic stage because that is a ________ period for development.
A. critical B. neonatal C. organic D. viable
Which of the five senses is most fully developed at birth?
A) Taste B) Touch C) Smell D) Hearing
Which part of the body is generally the most sensitive?
A. the lips B. the toes C. the elbow D. the back