Research suggests that the major components of air pollution affect the health of ____ people in the United States
a. a small minority of
b. a large minority of
c. most
d. all
C
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By what age are babies typically first able to walk by supporting themselves on furniture or walls?
A. 6 months B. 9 months C. 11 months D. 12 months
Neurotransmitters are stored in packages known as __________
a. dendrites b. vesicles c. receptor sites d. axons
Students whose parents are involved in school activities and attend parent-teacher conferences __________
A) show better academic achievement B) often feel uncomfortable about coming to school C) are more likely to attend underfunded schools D) are less likely to graduate from high school
Long-term depression (LTD) reflects _________ in Purkinje cells
a. increases in EPSPs b. decreases in EPSPs c. increases in IPSPs d. decreases in IPSPs