Prospective and retrospective studies are both considered:
A) experimental studies.
B) longitudinal studies.
C) clinical trials.
D) correlational studies.
Question 2
A risk factor is any characteristic or condition that
A) occurs with a lower frequency in peole with a disease than in people freee from that disease.
B) occurs with a higher frequency in people with a disease than in people free from that disease.
C) is any factor that has been demonstrated to be responsible for causing a disease.
D) is a measure of the dependent variable that is utilized in an experimental design.
Antoine-Laurent de Lavoisier is considered the "Father of Modern Chemistry".
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