Which of the following is generally not associated with a regular program of physical fitness?
A) reduced bone density
B) lower blood pressure
C) fall in resting pulse rate
D) diminished blood cholesterol
Answer: A) reduced bone density
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Which of the following is the BEST expression of the synergistic action of phytochemicals?
A) Phytochemicals interact with each other and with other substances to provide a greater summative effect. B) Each phytochemical has an independent function. C) Phytochemicals oppose the action of certain vitamins. D) Phytochemicals can neutralize free radicals.
Which pigment can be converted into a vitamin?
a. chlorophyll b. carotenoids c. anthocyanin d. anthoxanthins
Which of the following could NOT be a limiting amino acid in the diet?
a. Lysine b. Glycine c. Threonine d. Tryptophan
Which of the following is a change brought by urbanization?
A) The composition of diets among city-dwellers has shifted toward processed foods. B) A large number of Americans are moving from urban regions to rural regions. C) Food supply has increased around the world. D) Supermarket chains are increasingly buying products from local farms.