Heterogeneity in the polysaccharide constituents of plant cell walls ... crucial component of wall structure and function. Of the major unanswered questions facing cell wall biologists, the ...

Cell structure Description Function Cell type Cell wall Freely permeable layer surrounding cell membrane. The cell wall of plant cells is made from cellulose. This gives them a rigid structure.

Animal and plant cells have certain structures in common. Cell structure Function Cytoplasm Where enzymes and other proteins are made. Location of reactions in anaerobic respiration. Nucleus ...