The cell wall surrounds the plasma membrane and provides the cell tensile strength and protection. Plant cells have some specialized properties that make them distinct from animal cells.

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.

Below the basic structure is shown in the same animal ... in chemical reactions such as photosynthesis and respiration. Cell membrane Allows gases and water to diffuse freely into and out of ...

The basic behavior of ... The first clues to lipid bilayer structure came from results with red blood cell membranes. The ultimate discovery that the plasma membrane is a lipid bilayer with ...