Which of the following nutrients provides structure to cells, tissue, and muscle?

A. Carbohydrates
B. Proteins
C. Fats
D. Minerals

Respuesta :

Answer is B.

The main components of the cellular cytoskeleton include microfilaments, microtubules and intermediate filaments which are composed of the proteins actin, tubulin, and [many different proteins] respectively.
Proteins everything else is energy based