The Structural Components Of Proteins
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The Structural Components Of Proteins
1. Cells use glucose as an energy source, but store it as glycogen. When needed
the glycogen is broken down by a process called:
A. glycolysis
B. glycogenesis
C. gluconeogenesis
D. glycogenolysis
2. A lipid such as oleic acid contains a number of double bonds in the carbon
chain. Because of this, what term is applied to it?
A. monounsaturated
B. diunsaturated
C. polyunsaturated
D. saturated
3. What are the structural components of proteins?
A. Amino acids
B. Fatty acids
C. Peptides
D. Monosaccharides
The Structural Components Of Proteins
4. Which of the following chemical formulae represents a typical carbohydrate?
A. Ca10(PO4)6(OH)2
B. N2C5H12O4
C. C120H240O120
4 Chemistry for Physiology
97
D. C57H110O6
5. Proteins perform a wide range of functions in the body including which one of
the following?
A. They are our major source of energy
B. They act as enzymes
C. They are used to make sex hormones
D. They are necessary for the absorption of vitamins A, D, E and K
The Structural Components Of Proteins
6. Which of the following refers to a carbohydrate?
A. diglycerol
B. adenosine diphosphate
C. disaccharide
D. dipeptide
7. What are the bonds that maintain the secondary and tertiary structure of
proteins?
A. hydrogen bonds
B. covalent bonds
C. ionic bonds
D. peptide bonds
8. Which of the following formulae would be most likely to represent a lipid?
A. C2936H4624N786O889S41
B. C57H110O6
C. C6H12O6
D. Ca10(PO4)6(OH)2
The Structural Components Of Proteins
9. What are the four most common elements found in proteins?
4.6 Organic Chemistry and Macromolecules
98
A. C, H, N, Ca
B. C, O, N, Fe
C. C, H, N, O
D. N, C, H, Na
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