What is the name of the rod-shaped portions of DNA that are organized in 23 pairs?
a) genes
b) gametes
c) chromosomes
d) ovum
c
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Based on the fact that stimulant medications have been used effectively to treat ADHD, it is believed that the disorder may be caused by ____
a. inadequate levels of acetylcholine in the central nervous system b. an excess of serotonin in the central nervous system c. an excess of norepinephrine in the central nervous system d. inadequate dopamine and associated neurotransmitters that affect sign-flow to and from the frontal lobes
Industrial accident rates a. do not vary according to workers' shifts. b. are highest during the day
c. are highest in the evening. d. are highest at night.
Oral sex that is performed simultaneously between two partners is known as ____
a. interfemoral intercourse c. sixty-nine b. anilingus d. rimming
The _____ is a persuasive technique involving having someone agree to a request and then revealing that there are additional hidden obligations
Fill in the blank with correct word