subject
Biology, 22.08.2019 15:10 vale2652

Which of the following decreases the reliability of results from a clinical trial?
a. an obsolete medical treatment
b. a double-blind technique
c. a short observation period
d. a voluntary enrollment plan

ansver
Answers: 1

Another question on Biology

question
Biology, 21.06.2019 19:00
The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.
Answers: 1
question
Biology, 22.06.2019 01:00
Drag each label to the correct location on the table. each label can be used more than once. decide whether each statement describes saturated fat, unsaturated fat, or both saturated and unsaturated fats.
Answers: 3
question
Biology, 22.06.2019 06:00
If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?
Answers: 3
question
Biology, 22.06.2019 08:50
Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.
Answers: 1
You know the right answer?
Which of the following decreases the reliability of results from a clinical trial?
a. an obso...
Questions
question
English, 20.06.2020 05:57
question
Mathematics, 20.06.2020 05:57
question
Chemistry, 20.06.2020 05:57
question
Mathematics, 20.06.2020 05:57
question
Mathematics, 20.06.2020 05:57
question
Mathematics, 20.06.2020 05:57
Questions on the website: 13722366