Protein
/prˈoʊˌtin/
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Definition
(noun) Any of numerous large, complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.
Sentence Examples
A liter of milk contains about thirty grams of protein.
After the gym, I drink a glass of milk mixed with powdered protein.
CEFR Practice Quiz
The nutritionist recommended increasing ____ intake to support muscle recovery after exercise.