Phenylketonuria is treated by limiting:
A) all amino acids.
B) tryptophan.
C) tyrosine.
D) phenylalanine.
Ans: D) phenylalanine.
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Identify the amino acids that are called semi essential amino acids because they cannot be manufactured by the body at a rate that will support growth.
a. Lysine and Leucine b. Methionine and Valine c. Proline and Serine d. Arginine and Histidine
Lipoproteins function to ____
a. catalyze chemical reactions b. encourage edema c. transport lipids in the blood d. transport oxygen from the lungs to the cells e. add strength to bones and teeth
Those who eat meat or fish consume about 5 g of creatine daily
Indicate whether the statement is true or false
Which of the following statements is true?
A. A diet that has variety contains many different kinds of nutritious foods. B. Registered dietitians generally classify foods as either "good" or "junk." C. High doses of vitamins and minerals help prevent many serious chronic diseases. D. Walnuts are a rich source of empty calories.