What are fibers composed of?
lmestone cellulose ribosomes animal fur plastic produce light cellulite Hemoglobin
A B C D E F G H
Most plant fibers are comprised of cellulose.
fibers are composed of cellulose 
What are fibers composed of? (A) lmestone (B) cellulose (C) ribosomes (D) animal fur (E) plastic (F) produce light (G) cellulite (H) Hemoglobin