Biology, 15.03.2022 21:50 stattheman8257
A double-blind, randomized study is being used to test the effectiveness of a new drug that targets the multi-drug resistant bacterium Clostridium difficile. Infected participants in the study were given either a placebo or the test drug and then monitored for one month for clearance of infection. This type of study can best be characterized as a(n).
A. observational study
B. cross-sectional study
C. Correlation study
D. experimental study
Answers: 3
Biology, 22.06.2019 03:30
Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis
Answers: 1
Biology, 22.06.2019 07:00
Which is the graph of the piecewise function f(x)? f(x) = image for option 1 image for option 2 image for option 3 image for option 4
Answers: 3
Biology, 22.06.2019 14:50
This connective tissue consists of large round densely packed cells with the nucleus pushed to one side.
Answers: 1
A double-blind, randomized study is being used to test the effectiveness of a new drug that targets...
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