Match the following: a) regulatory t cell b) b cell c) cytotoxic t cell d) t cell e) memory cell 1) quick and efficient response upon secondary exposure to antigen 2) absence results in no immune response 3) responsible for the humoral immune response 4) cancer cells and virus infected body cells 5) or stops the immune response

3. in the fruit fly, recessive mutation brown, b, causes brown color of the eye and absence of red pigment. recessive mutation p of another independent gene causes purple color of the eye and absence of brown pigment. the cross of a brown-eyed female and purple-eyed male produced wild type eyes. what will be the colors and their ratio in f2?