BIOD 171 MODULE 2 PORTAGE
LEARNING EXAM STUDY GUIDE.
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MULTICHOICE
1.Of the following elements associated with macronutrients, which one is
found exclusively in proteins?
(A) carbon
(B) oxygen
(C) hydrogen
(D) nitrogen
Answer : (D)
2. How are amino acids more complex than the building units of carbohydrates and
fats?
(A) Amino acids are longer in length.
(B) Amino acids do not contain carbon.
,BIOD 171 MODULE 2 PORTAGE LEARNING
(C) Amino acids are composed of both carbohydrates and fats.
(D) Each amino acid has a unique side chain.
Answer : (D)
3. Which of the following characteristics is the same for all amino acids?
(A) electrical charge
(B) chemical structure
(C) number of carbons
(D) a central carbon
Answer : (D)
4.Which of the following terms that are used to classify amino acids in the diet
can be applied to alanine?
(A) essential
(B) nonessential
,BIOD 171 MODULE 2 PORTAGE LEARNING
(C) indispensable
, BIOD 171 MODULE 2 PORTAGE LEARNING
(D) conditionally essential
Answer : (B)
5. Which of the following groups are all contained in an amino acid?
(A) an amino group, an acid group, an aldehyde group
(B) an amino group, an alcohol group, a sulphur group
(C) an amino group, an acid group, a side group
(D) an amino group, an aldehyde group, an aromatic group
Answer : (C)
6.Which of the following is the approximate number of the different amino
acids used in the synthesis of body proteins?
(A) 5
(B) 10
(C) 15
(D) 20
Answer : (D)
7. What is the simplest amino acid?
(A) valine
(B) glycine
(C) alanine
(D) methionine