Humans can't digest roughage (eg. cellulose) because of the beta linkages that hold the glucose molecules together. Humans don't have enzymes that can break these linkages.
Roughage Is A Food Which Is High In Fibre Which The Digestive System Cannot Digest As Easy As Other Foods.
It is Cellulose
No. Tissues are made of paper which is made from cellulose which humans cannot digest.
Humans lack the necessary enzyme to digest cellulose, so it acts as roughage in the intestines and helps with the digestion process
Celulose. Some humans also cannot digest lactose aka someone who is lactose intolerant.
It takes the toxins out of the food
No, humans cannot ingest any counties, Irish or not.
Complex answer: Cellulose is a polysaccharide that provides structural support for plants. Humans cannot digest cellulose. Thus, you cannot digest wood, which is mostly cellulose. :Simple answer Humans cannot digest the carbohydrate cellulose. Soures:AP biology class, Textbook :3
mostly because donkeys cant digest it
Because they do not have the digestive enzyme to break down cellulose.
no. humans lack an enzyme to digest wood