How does cellulose contribute to the structural integrity of plant cell walls?

What are cellulose microfibrils composed of?

What is the implication of cellulose being a linear, unbranched polysaccharide?

What is the repeating sugar unit in cellulose?

What would be the consequence of a mutation that inhibits cellulase production in herbivorous animals?

What structural feature of cellulose fibers can be observed in electron micrographs?

What is the primary reason cellulose is indigestible in non-herbivorous animals?