Which of the following best describes randomization?
a. The repetition of an experiment and getting the same results
b. The process of choosing members of experimental and control groups without bias
c. The personal account of an experience
d. The experimentation on subjects who do not know to which group they’ve been assigned
e. The knowledge that experimental results were based in fact
Answer: B
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Indicate whether the statement is true or false
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a. hernias. b. lesions. c. diverticula. d. ulcers.
What is the placenta?
a. An organ from which the infant receives nourishment b. A muscular organ within which the infant develops before birth c. The developing infant from the eighth week after conception until birth d. The developing infant during its second through eighth week after conception e. The sac in which the developing infant is contained prior to birth
Which of the following answers is not a predominant directive of the Dietary Guidelines, 2010?
A) To promote the intake of more plant foods B) To reduce the intake of solid fat and added sugar C) To reduce obesity D) To promote the intake of animal protein E) To promote physical activity