In an observational study researchers try not to
A. Photograph any of the subjects
B. Includ...
Biology, 28.08.2020 01:01 sandraranger
In an observational study researchers try not to
A. Photograph any of the subjects
B. Include people who are difficult to contact
C. Ask questions that are too obvious
D. Influence the people in the study
Answers: 1
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What advantages does a pedigree have over a written passage?
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