The EPA sets forth a reference dose for a pesticide. This represents the amount of____
a. the chemical permitted to be sprayed on a crop per growing season
b. a chemical that could be consumed daily without posing any health risk
c. a chemical permitted to be sprayed on a field over a 5-year period
d. a chemical that could be consumed yearly without posing any health risk
e. the chemical that can be applied to one acre of cropland during one growing season
b
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Discuss the effect of acid and base shifts on electrolyte balance.
What will be an ideal response?
The percentage of the inheritance of obesity that is accounted for by genetic factors is about:
a. 15% to 30%. b. 25% to 50%. c. 35% to 70%. d. 45% to 90%.
Which component of the RAAS system stimulates thirst?
a. Renin b. Angiotensin II c. Vasopressin d. Aldosterone
Which micronutrient deficiencies are of particular concern worldwide?
a. Iodine, iron, and vitamin A b. Fluoride, zinc, and vitamin D c. Magnesium, sodium, and iron d. Vitamin B12, niacin, and vitamin C