Nutrients can be used to compensate for some gaps in our DNA. For example:
A) ?Individuals with a change in the base sequence for the phenylalanine hydroxylase gene can correct the sequence of bases by eating a lot of phenylalanine.
B) ?Obese individuals can lose body weight by eating fewer calories than they expend.
C) ?Omega-3 fatty acids can upregulate genes encoding for fat oxidation.
D) ?Individuals with a polymorphism that decreases activity of a folate-metabolizing enzyme, methylene tetrahydrofolate reductase, may have more elevated plasma homocysteine than those with a normal enzyme while more folate intake can normalize plasma homocysteine for those with this polymorphism.
D
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What is the targeted blood Phe range, as recommended in the new ACMG guidelines, for all individuals with PKU?
a. 20–30 ?mol/L b. 65–105 ?mol/L c. 120–360 ?mol/L d. 400–600 ?mol/L e. 650–820 ?mol/L
The non-alcoholic components found in red wine, brandy, and whiskey that may cause some of the symptoms of a hangover are called
A. enzymes. B. teratogens. C. oxidants. D. congeners.
Motility disorders that accelerate gastric emptying or intestinal transit can cause fat malabsorption because they prevent the normal mixing of dietary fat with lipase and bile
a. True b. False Indicate whether the statement is true or false
Vitamin B-12 is absorbed in the
A. ileum. B. jejunum. C. stomach. D. duodenum.