Immunoglobulin M, or IgM for short, is a basic antibody that is produced by B cells.IgM is by far the physically largest antibody in the human circulatory system. It is the first antibody to appear in response to initial exposure to an antigen.mmunoglobulin M, or IgM for short, is a basic antibody that is produced by B cells.
That means one example of a colloid mixture is fog. Colloid mixtures can be solid, liquid, or gas. Examples include butter, milk, and fog. There are actually 8 types of colloid mixtures.
In 1925, the American zoologist E. Wilson devised the colloidal theory of protoplasm, which states that protoplasm is a multiphasic colloid in which water is the dispersion medium and proteins and lipids are the main dispersed phases.