Proteins have multiple functions in the body, but they do not primarily supply more than 40 percent of kilocalories in the diet.
All of the following are functions of protein except to:
Proteins have various important functions in the body, such as providing structural support, catalyzing biochemical reactions, transporting molecules, and serving as hormones and enzymes. While proteins can play a role in supplying energy and supporting tissue growth, they are not primarily responsible for supplying more than 40 percent of kilocalories in the diet.
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