Which of the following is true regarding monoclonal antibodies?

A) The antibodies produced are all of the same type.
B) They are produced from plasma cells derived from the same B cells.
C) They can be formed in vitro by fusing spleen cells with malignant plasma cells.
D) They are used in the diagnosis of various diseases.
E) All of the answer choices are correct.

Monoclonal Antibodies

Laboratory-produced molecules engineered to serve as substitute antibodies that can restore, enhance, or mimic the immune system's attack on cells.

Plasma Cells

Immune cells that secrete large quantities of antibodies, derived from B cells, critical for the humoral immune response.

In Vitro

A process, experiment, or procedure performed in a controlled environment outside of a living organism.