A hypothesis can be defined as:
a. a finding that demonstrates a cause and effect.
b. a statement made prior to initiating the study to be proved or disproved.
c. subjects who do not receive the treatment in a study.
d. a study in which one group is randomly assigned.
b
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All of the following are true about an "organic" banana EXCEPT
A. it was grown on a plant not treated with pesticide. B. it is nutritionally superior to a nonorganic banana. C. it is not a product of bioengineering. D. it has not been irradiated.
The thermic effect of food includes the energy required to ___________ food.
a. digest b. absorb c. transport d. all of the above
Which of the following is recommended to minimize the loss of vitamins that can occur as a result of improper food handling?
a. Peel and wash fruit when you get home from the market. b. Cook vegetables in a microwave oven in as little water as possible. c. Store bananas, tomatoes, and potatoes in your refrigerator. d. Eat frozen vegetables within a year of purchase. e. All of the above are recommended.
Which of the following is true regarding athletes and the consumption of an adequate amount of vitamin A from food?
A) Vitamin A is a difficult vitamin to obtain from food. B) Low vitamin A intake from food is rare. C) Vitamin A intake generally reflects fruit and vegetable intake. D) Vitamin A intake generally reflects energy intake.