Antibodies and Antigens

c. ___ IgM 3. most abundant form of antibody found in the blood. d. ___ JDV 4. antibody isotype of uncertain function. e. ___ IgE 5. enzyme required for antibody gene segment recombination. f. ___ mu (μ) 6. blood protein fraction containing antibodies. g. ___ IgG 7. arrangement of heavy and light chains in secreted IgM ................
................