Darker skin inhibits the skin's ability to produce ________ from sunlight.
A. melanin
B. vitamin B12
C. melatonin
D. vitamin D
Answer: D
Sociology
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Differentiate among age, cohort, and time-of-measurement effects
ANSWER:
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Liz is wondering if she is suitable for marriage and so she moves in with Andrew. This illustrates which type of cohabitation?
a. Coresidential dating b. Substitute for marriage c. Precursor to marriage d. Trial marriage
Sociology
Every social stratification system has an ideology that justifies it and motivates people to accept it
Indicate whether the statement is true or false
Sociology
Evaluation research is a kind of applied research
a. True b. False Indicate whether the statement is true or false
Sociology