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...................Deduce the (fictional) blood types of these scientists using the logical clues and the actual donor/recipient factors shown in the chart above. Use "P" for Positive and "N" for Negative. 'Blood type' refers to red blood cells and includes the Rh factor. Assume everyone in the quiz to be a scientist. Anachronisms are duly noted and have no effect on the quiz. Adjacent includes diagonals. No guessing required. Have fun!