1. When searching for a supplement find one with the USP verification logo.a. All of these choices2. Which of the following statements regarding vitamins is false?a. Vitamins are similar to carbohydrates, fats, and proteins in that carbonmolecules are linked together for their formation.3. Which of the following stresses is known to increase vitamin C needs of the body?a. All of these choices4. Vitamin B12 is closely related to this B-vitamin; depending on the other for activation.a. Folate5. Folate may provide some protection from which of the following health conditions?a. All of these choices6. Which of the following is a factor that impacts vitamin bioavailability?a. All of these choices7. All of the following statements regarding vitamin B12 are true, except:a. Unlike other water-soluble vitamins, vitamin B12 is absorbed in the large intestine.8. Which of the following foods provides the greatest amount of vitamin C?i. Red bell pepper9. While biotin deficiencies rarely occur, the protein avidin, which binds to biotin preventing its absorption, is found ina. Raw egg whites10. Which of the following statements regarding folate is false?a. High intakes of folate can mask a vitamin B6 deficiency.11. Which of the following people should not take high doses of vitamin C?a. All of these choices12. Vitamin C can be found in many organs of the body. Which organ contains more vitamin C than any other organ in the body?a. Adrenal glands13. Of the following listed vitamins, which one is not a water-soluble vitamin?a. Vitamin A14. Which of the following statements regarding riboflavin is incorrect?a. Ultraviolet light and irradiation enhance riboflavin’s bioavailability in foods.15. Dietary supplements are regulated by which governing body?a. FDA16. Which of the following statements regarding thiamin is incorrect?a. Prolonged thiamin deficiency can result in the disease pellagra.17. Which water-soluble vitamin deficiency results in pellagra?a. Niacin18. Which of the following factors may be involved in creating a secondary folate deficiency?a. All of these choices19. Which of the following B-vitamins is part of the chemical structure of coenzyme A, has no UL, and a deficiency is believed to have caused the "burning feet" syndrome that affected prisoners of war in Asia during World War II?a. Pantothenic acid20. Vitamin B12 deficiency is common among which group?a. Elderly 21. Which of the following statement regarding fat-soluble vitamins is false?a. Fat-soluble vitamins travel freely in the body.22. All of the following statements regarding niacin are true, except:a. Niacin is unique among the B vitamins in that the body can make it from the amino acid lysine.23. Which of the following is not a sign of vitamin C deficiency?a. Thinning of skin due to collagen deficiency 24. Which of the following is not a role of vitamin C?a. Cofactor in bile formation25. Which of the following is a vitamin-like compound that can be made by the body from the amino acid methionine?a. Choline26. Which of the following is the best source of thiamin per kcalorie?a. Lean pork chop27. Of the B-vitamins listed below, which one does not form part of a coenzyme?a. All form part of a coenzyme 28. All of the following statements regarding vitamin B6 are true, except:a. Unlike other water-soluble vitamins, vitamin b6 is stored extensively in the liver 29. Which of the following statements regarding water-soluble and fat-soluble vitamins is incorrect?a. Both water-soluble and fat-soluble vitamins are absorbed from the small intestine and directly enter the blood stream 30. Deficiencies of single B vitamins seldom show up in isolation. However, it has occurred with which of the following B vitamins?a. Niacin and thiamin