John is 35 and interested in gaining muscle mass. He wants to do it as quickly as possible and goes to the local health food store. The clerk approaches him wearing a white lab coat—this immediately impresses John, who now thinks that the clerk is well informed. John explains that his goal is to gain the maximum muscle mass in the shortest time. The clerk gets a twinkle in his eye and says "Let
me show you what we have that will certainly help you.". Let's see if the clerk really knows what ergogenic aids are all about by answering these questions. Which compound consisting of a mineral plus a natural derivative of the amino acid tryptophan has been falsely promoted to increase muscle mass?
a. Caffeine
b. Chromium picolinate
c. Bee pollen
d. Ginseng
e. All of the above
b
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Research has shown that intra-abdominal fat reduction is more likely to occur when:
a. > 30% of kcalories are derived from fat. b. protein is increased to 25% protein versus 12%. c. carbohydrates are reduced to < 40% of kcalories. d. six smaller meals are taken daily versus three regular meals.
The correct sequence of events in the scientific method is:
a. conduct the experiment, develop a hypothesis, form a theory, and make an observation b. develop a hypothesis, conduct the experiment, make an observation, and form a theory c. form a theory, conduct the experiment, develop a hypothesis, and make an observation d. make an observation, develop a hypothesis, conduct the experiment, and form a theory
Which of the following properties do vitamins D and K share?
a. Both are synthesized in the body b. Both are required for normal vision c. Neither has an effect on bone metabolism d. Neither has an effect on erythrocyte function
People who exercise regularly can reduce their risk of
A. megaloblastic anemia. B. type 2 diabetes. C. spina bifida. D. cretinism.