Biology, 07.06.2021 18:00 iesps010411
A group of 500 people are selected at age 20 and followed for 15 years. The people who go on to develop a
certain type of cancer are compared with those who do not. The researchers are attempting to determine different
factors that could increase cancer risk.
historical cohort study
double-blind drug trial
prospective cohort study
randomized controlled trial
Answers: 1
Biology, 22.06.2019 00:40
There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule
Answers: 1
Biology, 22.06.2019 05:00
Patient has just received an organ transplant which treatment would be most effective in preventing the patient’s body from
Answers: 2
A group of 500 people are selected at age 20 and followed for 15 years. The people who go on to deve...
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