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 takes the toxins out of the food
mostly because donkeys cant digest it
beacuse shane has a twelve incher
Food that has too much roughage (like Bran) that is hard to digest and pass out in bowel movements
no it cant digest its own food
Lettuce has a large amount of roughage, therefore fruits and vegetables.
they cant
Humans lack the necessary enzyme to digest cellulose, so it acts as roughage in the intestines and helps with the digestion process
Well theres cookie dough,theres many sweets you may not digest roughage such as sweetcorn and baked bean husks are not easily digested, but are useful to the digestive system by helping things to stck together and move along.
*eat They can, they just cant digest it