Which of the following protein sources has a limiting amino acid?

Question

Quizplus · Accepted Answer

Kidney beans have a limiting amino acid, which is methionine. Limiting amino acids are essential amino acids that are present in the smallest amount in a food or diet relative to body needs, limiting the body's ability to build protein. Animal-based proteins like ground beef and Greek yogurt generally contain all essential amino acids in sufficient amounts, making them complete proteins. Soymilk, although plant-based, is also considered a complete protein, providing all essential amino acids in adequate amounts.

Which of the Following Protein Sources Has a Limiting Amino