Foods supplying low amounts of one or more essential amino acids are called
A. incomplete protein sources.
B. complementary protein sources.
C. limiting foods.
D. nonessential foods.
Q. 2The process of transamination
A. is used to synthesize nonessential amino acids.
B. is the process of transferring an amino group from an -keto acid to an essential amino acid.
C. is the process of transferring an amino group from a nonessential amino acid to an essential amino acid.
D. is the process of transferring an amino group from an essential amino acid to a nonessential amino acid.
Q. 3Nonessential amino acids
A. are not recycled by the body.
B. can be synthesized from other compounds in the body.
C. are used to synthesize nonessential proteins.
D. all have the same side-chain group.
Q. 4Essential amino acids are defined as
A. those that cannot be made by the body in the amounts required and therefore must be consumed in the diet.
B. those that are difficult to find in a well-balanced diet and must be consumed as supplements.
C. those whose nitrogen-containing amino groups must be added in the liver.
D. those required for the synthesis of a limited number of essential proteins.
Q. 5The three common components of all amino acids are: a central carbon atom bonded to a hydrogen atom, a carboxylic acid group, and
A. a common side-chain group.
B. a sulfur-containing amino group.
C. a nitrogen-containing amino group.
D. a positively charged R-group.
Q. 6At-risk groups for protein-energy malnutrition include people with cancer or severe burns and alcoholics.
Indicate whether the statement is true or false
Q. 7The American College of Sports Medicine states that athletes require more dietary protein than non-athletes.
Indicate whether the statement is true or false
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