Which List Contains Only Essential Amino Acids

question 49

Multiple Choice

Which list contains only essential amino acids?

• A) aspartic acid, alanine, proline
• B) methionine, tryptophan, valine
• C) glycine, serine, arginine
• D) tyrosine, cysteine, alanine
• E) arginine, glutamic acid, glutamine

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The response or change in behavior that occurs as a result of an external stimulus.

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A scientific research method where one variable is changed at a time to isolate the effects of that variable on the outcome.