Single/multi-select question: Does the sentence "It consists of cells, and the cell walls are composed of micro-fibrils of cellulose (40% 50%) and hemicellulose (15% 25%) impregnated with lignin (15% 30%)." provide a valid answer to the question "What part of wood's cells are composed of cellulose and hemicellulose?"
Select from: (A). yes. (B). no.
(A).