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Limiting Amino Acids

View the animation below, then complete the quiz to test your knowledge of the concept.






1The total amount of protein a person can make will change based on availability of
A)synthesizing amino acids.
B)non-essential amino acids.
C)essential amino acids.
D)building amino acids.



2Tryptophan, methionine, threonine and valine are all
A)essential amino acids.
B)non-essential amino acids.
C)bottom amino acids.
D)sufficient amino acids.



3What happens to protein synthesis when there is a limiting amino acid?
A)protein synthesis increases
B)protein synthesis is limited
C)protein synthesis continues unaffected
D)protein synthesis will only occur in the kidneys



4In the example shown, what happens to protein synthesis when 100% of valine is provided and tryptophan is limiting?
A)protein synthesis is about 100%
B)protein synthesis is about 75%
C)protein synthesis is about 50%
D)protein synthesis is about 25%



5In the example shown, what happens to protein synthesis when 100% of histadine is provided?
A)protein synthesis is about 100%
B)protein synthesis is about 75%
C)protein synthesis is about 50%
D)protein synthesis is about 25%







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