structure of plant cells.txt

3

it is thick and is composed of proteins and carbohydrates including polysaccharide cellulose.

supports and maintains the shape of the cell, protects the cell from damage, and connects it with adjacent cells

these are organelles that use light energy to make carbohydrates from carbon dioxide and water.

supply much of the energy needed to power the activities of plant cells.

2

it takes up most of the cell's volume and it is a membrane bound space

it stores water and may contain substances, including ions, nutrients and wastes.

the cell becomes rigid and this lets the plant stand upright