Rebecca is an athlete, and she eats healthy proteins, like chicken, to help her muscles stay strong. Muscle fibers are made of chains of protein, including actin. Proteins in the body have many important functions. Which one is NOT a function of proteins in the body? A. act as messengers
B. fight diseases
C. carry materials
D. cause mutations

The author most likely included these details in order to read the excerpt from "justin lebo." it was a bmx bike with a twenty-inch trame. its original color was buried beneath five or six coats of gunky paint. now it showed up as sort of a rusted red. everything the grips, the pedals, the brakes, the seat, the spokes-were bent or broken, twisted and rusted, highlight the amount of money justin had to spend to restore the bicycle llustrate why justin wanted to give the bicycle away to someone else. emphasize how hard justin had to work to restore the bicycle. show why justin may have made a mistake in buying this bicycle