The commitment of a lymphocyte precursor cell to a T lymphocyte can be defined based on:
a. Rearrangement of the gene loci for the TCR
b. Rearrangement of the immunoglobulin gene
c. Presence of CD 19 and CD 10 by flow cytometry
d. Presence of TdT
Question 2
Natural killer cells recognize and kill antigens with attached IgG. This mechanism is described as:
a. Phagocytosis
b. Cyanosis
c. Antibody-dependent cellular activity
d. Innate immune response