answer questions from 1 to 8

Question List 4 5 8 7 8 (1 of 8) The principle behind enzyme linked immunosorbent assay (ELISA) testing is O Enzyme-substrate specific binding. O A visual signal change. O Antibody-antigen binding specificity. OT cell and B cell recognition. (2 of 8) Which enzyme linked immunosorbent assay (ELISA) detects antigen? Direct ELISA O Indirect ELISA. o Western blot. None of the above. ho Covo Apewar hutton will NOT Save any changes to your answers! (3 of 8) The function of washing buffer is To clean the antigens from a patient's sample. To clean the primary or secondary antibody from a patient's sample. To wash off the specifically bound antigens on the microtiter wells. To wash off the nonspecifically bound primary or secondary antibody. (4 of 8) Controls are not necessary in enzyme linked immunosorbent assay (ELISA) assay. Select an open True False Note: Clicking any button other than the Save Answer button will NOT save any changes to your answers! (5 of 8) The primary antibody recognizes The antigen from a patient's sample. The secondary antibody. The enzyme. The substrate. (6 of 8) The secondary antibody recognizes The antigen from patient's sample. The primary antibody. The enzyme. The substrate. (7 of 8) Where is the enzyme linked to? The antigen from patient's sample. The primary antibody. The secondary antibody. The substrate. (8 of 8) When you add primary antibody to the microtiter wells, what happened if your sample did not contain the antigen? The primary antibody binds to the antigen but gives a negative result at the end. The primary antibody binds to the antigen and gives a positive result at the end. O The primary antibody does not bind to the antigen and is lost during the washing step. o The primary antibody does not bind to the antigen but it binds to the bottom of the microtiter wells. Note: Clicking any button other than the Save Answer button will NOT save any changes to your answers