What dietary supplement ingredient has been tested for its ability to improve memory in Alzheimer's disease, but has produced only small and unreliable improvements in published research?
A. lobelia
B. androstenedione
C. Ginkgo biloba
D. St. John's wort
C
Psychology
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Most STDs are spread from one person to another through
a. intercourse. c. anal-genital contact. b. oral-genital contact. d. all of these.
Psychology
The term tabula rasa is translated into which of the following English phrases?
a. red table b. infinite number c. blank tablet d. full container
Psychology
A male is more likely to be homosexual if he a. is an only child
b. has an older sister. c. has a younger brother. d. has several older brothers.
Psychology
In some cultures, the father aids in the actual birth of his child, such as in Bang Chan, ____
a. Thailand c. China b. Vietnam d. Lao PDR
Psychology