plant cell hybridization studies, the low catalytic hydrolysis of cellulose molecules Poly cellulose and sugar, Biochem/physiol ActionsAn acid cellulase with xylanase, pectinase, mannanase, xyloglucanase, laminarase, β-glucosidase, β-xylosidase, α-L-arabinofuranosidase, amylase, and protease activitiesUnit DefinitionOne unit will liberate 1.0 μmole of glucose from cellulose in one hour at pH 5.0 ...