cell walls are composed of strands of what?

Question

glucose, cellulose, polypeptides, or DNA

Answer 1

cellulose

Answer 2

Of the four choices you've given us cellulose is the correct answer for plants (although other things are in the plant cell wall too).

Polypeptides is the correct answer for algae and bacterial cell walls (again that's only part of the story).

Go back and see what the question refers to.

Answer 3

go find out''