Which statement is true about a cell wall but not a cell membrane?
a. It forms the outer layer of a cell.
b. It gives an animal cell its shape.
c. It is selectively permeable.
d. It is made mostly of cellulose.
Which statement is true about a cell wall but not a cell membrane?
a. It forms the outer layer of a cell.
b. It gives an animal cell its shape.
c. It is selectively permeable.
d. It is made mostly of cellulose.