5 Written questions
3 Matching questions
- Which of the following is true about protein?
A) It is made up of combinations of approximately 20 amino acids.
B) It is made up of combinations of amino acids and fatty acids.
C) It is unique in that it is the only dietary component that contains selenium.
D) It is important primarily for increasing bone density.
- A hereditary condition caused by an incorrect amino acid in the amino acid sequence of a protein chain is
D) sickle cell anemia.
- What is meant by the amino acid sequence of a protein?
A) Number of side chains in the protein
B) Order of appearance of amino acids in the peptide chain
C) Order of appearance of only the essential amino acids in the protein
D) Folding arrangement of the peptide chain
- a B
- b A
- c D - sickle cell anemia
5 Multiple choice questions
- D - 20
- C - Stomach and small intestine
- C - it provides 7 kcal/g of energy
- D - acting as buffers
5 True/False questions
In proteins, amino acids are joined by _______________ bonds → Denaturation
Treating a protein with acid, heat, or agitation will cause _______________, meaning that the three-dimensional structure of the protein has been altered (it unfolds). → peptide
What enzyme is released by the stomach to digest protein?
B) Lipoprotein lipase
D) Amylase → C - pepsin
When protein consumption is in excess of body needs and energy needs are met, the excess amino acids are metabolized and the energy in the molecule is
A) stored as glycogen and/or fat.
B) stored as amino acids in the liver.
C) excreted in the urine.
D) stored as amino acids in muscle. → A
Jack weighs 176 pounds. What would be his RDA for protein?
A) 27 grams
B) 64 grams
C) 80 grams
D) 10 grams → B