a rigid layer of nonliving material that surrounds the cells of plants and some other organisms
A cell structure that controls which substances can enter or leave the cell.
the cell's control center, directing all of the cell's activities.
the region between the cell membrane and the nucleus
known as the "powerhouses" of the cell because they convert energy in food molecules to energy the cell can use to carry out its functions
passageways that carry proteins and other materials from one part of the cell to another.
factories to produce proteins
receive proteins and other newly formed materials from the endoplasmic reticulum, package them, and distribute them to other parts of the cell.
capture energy from sunlight and use it to produce food for the cell.
the storage areas of cells.
mall, round structures containing chemicals that break down certain materials in the cell