No, they are not. Phospholipids, intergral proteins and glycolipids are however.
Cholesterol.
Integral protein. They wedge themselves into the phospholipids that make up part of the plasma membrane. The other type of protein is peripheral protein but it sits on the outside of the membrane.
The Cell Membrane also known as the plasma membrane
plasma membrane
Duplicated chromosomes attach to the plasma membrane.
Cholesterol.
The plasma membrane.
Integral protein. They wedge themselves into the phospholipids that make up part of the plasma membrane. The other type of protein is peripheral protein but it sits on the outside of the membrane.
The phospholipid bilayer. plasma membrane
plasma membrane
Plasma membrane
Plasma membrane
The Cell Membrane also known as the plasma membrane
plasma membrane
Golgi Apparatus
plasma membrane
Duplicated chromosomes attach to the plasma membrane.