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Which of the following is a function of proteins? 3Points Select all that apply. A Proteins act as antibodies to defend the body from harmful substances. B Proteins act as the main fuel source for cells. C Proteins build structures such as muscles. D Proteins help to speed up chemical reactions in the cell.

Respuesta :

Proteins act as antibodies to defend the body from harmful substances. They DO NOT act as the main fuel source for cells. They do build structures such as muscles. Proteins also help to speed up chemical reactions in the cell.

Your answers would be A,C, and D