In round figures, approximately ______ of North Americans of European descent are lactose intolerant.

a. 5%
b. 10%
c. 20%
d. 25%


Ans: B

Psychology

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Procedural memories often seem to come effortlessly as we complete a familiar task.

Answer the following statement true (T) or false (F)

Psychology

Based on research, it would appear that educational media products __________________

a. greatly accelerate the cognitive development of infants b. are used by almost 50% of babies in the United States c. have no effect on infants' cognitive development d. develop better attention spans in babies

Psychology

In general, the interdependencies of members in groups are

  a.  symmetric rather than asymmetric.   b.  equal rather than unequal.   c.  Intermittent rather than continuous.   d.  unequal rather than equal.

Psychology

Successful treatment of bulimia nervosa often results in

a) modest weight gain b) reduced psychological problems c) improved family and social relations d) academic gains

Psychology