Which mineral is thought to potentiate the action of insulin??
A) ?chromium
B) ?manganese
C) ?copper
D) ?cobalt
A
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Which of the following foods should not be given to infants because of the possibility of botulism?
A) honey B) tuna C) skim milk D) strawberries
Which mineral increases blood pressure in some people, and which tends to lower it?
a. Phosphorous increases, chloride lowers b. Sodium increases, potassium lowers c. Potassium increases, sodium lowers d. Chloride increases, phosphorous lowers
Which hormone(s) trigger(s) the production of testosterone by the testes?
a. follicle-stimulating hormone only b. luteinizing hormone only c. progesterone only d. luteinizing hormone and progesterone e. follicle-stimulating hormone and luteinizing hormone
Which of the following observations is an example of a positive correlation?
A. When a group of 6-year-old children increase their physical activity level to 60 minutes a day, the children's muscle mass increases. B. When teenage girls increase their intake of iron-rich foods, the percentage of the girls who have iron deficiency decreases. C. When a population consumes more fruits and vegetables, the percentage of people in that population with scurvy decreases. D. When older adults increase their daily intake of vitamin D, the percentage of the adults that develops infections decreases.