Free radicals are highly unstable atoms that can damage or destroy cells, often resulting in a loss
of normal cellular function.
Indicate whether the statement is true or false
TRUE
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Joe loses 4 pounds of fluid by sweating during a vigorous basketball game. How many cups of fluid are needed to replenish this loss?
A. 20 cups B. 5 cups C. 10 cups D. 2 cups
Vitamin K deficiency is a risk associated with long-term use of antibiotics.
a. true b. false
All of the following are true regarding pesticides EXCEPT:
a. health problems appear in most population groups. b. chemical residues still remain in the environment. c. use of PCBs was phased out due to links with cancer. d. use of DDT on insects was phased out 20 years ago.
Which is NOT a reason to use sports drinks?
A. to replenish electrolyte loss due to sweating B. to stay hydrated C. to increase muscle protein D. to provide carbohydrates to fuel the muscles E. to replenish glycogen stores