1. A patient exhibits abnormally low levels of circulating IgE antibodies but normal levels of other antibody isotypes, and is diagnosed with selective IgE deficiency (IgED). What type of infection would this patient be most susceptible to? a. Fungal infection b. Parasitic infection c. This patient would not have increased susceptibility to any type of infection. d. Bacterial infection e. Viral infection 2. Which of the following is a feature of necroptosis? a. Loss of cell membrane integrity and cellular lysis b. Release of IL-1 family cytokines c. Chromatin condensation d. Formation of membrane-bound necroptotic bodies.