The Major Components Of A Typical Animal Cell

Typical Animal Cell

A typical animal cell is illustrated in Figure 2-1. a. Cell Membrane. As its outer boundary, the animal cell has a special structure called the cell or plasma membrane. All of the substances that enter or leave the cell must in some way pass through this membrane. b. Protoplasm. The major substance of the cell is known as protoplasm. It is a combination of water and a variety of materials dissolved in the water. Outside the cell nucleus see below , protoplasm is called cytoplasm. Inside the...