This is incorrect. Compare the definition of a complete protein [1] and the amino acid composition of, for example, beef [2]. [1]: https://en.wikipedia.org/wik

This is incorrect. Compare the definition of a complete protein [1] and the amino acid composition of, for example, beef [2]. [1]: https://en.wikipedia.org/wiki/Complete_protein https://en.wikipedia.org/wiki/Complete_protein [2]: http://www.hammernutrition.com/knowledge/protein-debate-which-protein-is-best.2897.html http://www.hammernutrition.com/knowledge/protein-debate-whic... (see heading "COMPARISON OF AMINO ACID PROFILES IN COMMON PROTEINS")