Question 1 Not yet answered Points out of 1.00 Flag question What molecule ensures that T-lymphocytes which encounter their antigen in the lymph node stay there to mature? Select one: O a. CD69 O b. SIPI O c. LFA-1 O d. ICAM-1 Oe. CCL-21
Question 2 Not yet answered Points out of 1.00 P Flag question What is the purpose of the SMAC in T-cell activation? Select one: O a. Provide a targeted area for exchange of cytokines so that bystander activation is avoided. O b. To draw the cells into the lymph node from the circulatory system. Oc. To move the cells from the B-cell zone to the T-cell zone. O d. To secrete cytotoxins onto the membrane of viral infected cells. Oe. To allow autocrine action of IL-2 to cause T-cell proliferation.
Question 3 Not yet answered Points out of 1.00 P Flag question 4 Which molecule is NOT a part of the c-SMAC? Select one: O a. TCR O b. CD8 O c. CD28 O d. PKC-theta e. ICAM-1
Question 5 Not yet answered Points out of 1,00 P Flag question Which of the following cells types becomes activated upon encountering antigen during an infection? Select one: O a. B-cells O b. T-cells O c. Dendritic cells O d. Macrophages e. All these cell types are inactive until they encounter antigen during an infection.
Question 1 Not yet answered Points out of 1.00 Flag question What molecule ensures that T-lymphocytes which encounter th
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