Genetics plays a role in determining an individual's required intake of vitamins and minerals. What term is used to denote the science that blends the study of human nutrition with genetics?
A. nutrigenetics
B. genetic-nutrition
C. nutrigenomics
D. genetically modified foods
Answer: C
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Women with PKU must avoid the essential amino acid phenylalanine and consume a diet low in protein because _____.
A. they lack enough stomach acid (HCl) to break down dietary proteins, including phenylalanine B. they are allergic to phenylalanine and other protein-rich foods C. they lack the enzyme necessary to convert phenylalanine to tyrosine D. phenylalanine and protein-rich foods cause acid to build up in blood E. they are unable to incorporate phenylalanine into proteins, so it builds up in blood, potentially blocking blood vessels
By chemical analysis, what nutrient is present in the highest amounts in most foods?
a. fats b. water c. proteins d. carbohydrates e. vitamins and minerals
In the human body, water is involved in ________.
A. alcohol digestion B. protecting polyunsaturated fatty acids from free radical damage C. transporting substances D. providing energy to fuel cellular activity
A tube fed patient develops diarrhea. What is the most likely cause?
a. medications b. the osmolality is too low c. the strength is too weak d. it is being given at an improper rate