What best describes a double-blind experiment?
A) Both subject groups alternate receiving each treatment.
B) Neither the subjects nor the researchers know which subjects are in each group.
C) The subjects do not know whether they are in the control or experimental groups, but the researchers do know.
D) The subjects know whether they are in the control or experimental groups, but the researchers do not know.
Question 2
Absorption of vitamins A, D, E, and K is closely associated with the absorption and transport of ingested proteins.
Indicate whether the statement is true or false
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