Why Are Humans Not Able to Digest Cellulose?
A)Humans Cannot $\rightarrow$

Why are humans not able to digest cellulose?

A) Humans cannot digest glucose.
B) Humans do not possess the enzyme necessary to hydrolyze the 1 $\rightarrow$ 4- $\beta$ -glycoside linkages found in cellulose.
C) Humans do not possess the enzyme necessary to unwind the helical shape of the cellulose molecule.
D) Humans do not possess the enzyme necessary to hydrolyze the 1 $\rightarrow$ 4- $\alpha$ -glycoside linkages found in cellulose.