Green algae usually have a rigid cell wall made of an inner layer of and an outer layer of_______
A. hemicelluloses, cellulose
B. cellulose, pectose
C. glycoprotein, hemicelluloses
D. pectose, cellulose
Answer:A
Green algae usually have a rigid cell wall made of an inner layer of and an outer layer of_______
A. hemicelluloses, cellulose B. cellulose, pectose C. glycoprotein, hemicelluloses D. pectose, cellulose