Scientists are uncertain whether ________ is an essential mineral for humans.
A. zinc
B. iodine
C. silicon
D. magnesium
Answer: C
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What role does bicarbonate play in digestion?
a. Digests protein in the small intestine b. Uncoils proteins in the stomach c. Neutralizes acid from the stomach in the small intestine d. Aids in the absorption of vitamin B12 e. Emulsifies fat into small particles
As receptors in the stomach stretch and hormones such as cholecystokinin become active and prompt a person to stop eating, the person experiences ____________________
Fill in the blank with correct word
Which of the following is true regarding essential amino acids?
1.They must be consumed in the diet. 2.You can only get them by taking supplements. 3.The body can make them. 4.They are not required in the diet.
________ are likely to be deficient in an adolescent's diet.
A. Sodium and selenium B. Iodine and vitamin A C. Fruits and vegetables D. Protein and zinc