21. What macromolecule is broken down by microflora, but not humans, and helps clean out
our digestive tracts as it moves along?
A. carbohydrates
B. cellulose
C. amino acids
D. lipids

21 What macromolecule is broken down by microflora but not humans and helps clean out our digestive tracts as it moves along A carbohydrates B cellulose C amino class=

Respuesta :

Answer:

cellulose

Explanation:

humans do not produce the enzyme necessary to break down cellulose.