A series of eight programmes on how the most fundamental of the biological sciences is being used in a new technology 6: Medical Genetics by Dr. ANTHONY ALLISON
National Institute for
Medical Research, Mill Hill, London Gross chromosome abnormalities may often be linked with behaviour and physiological abnormalities. Mongolism is a well known example. Another chromosome abnormality with even more serious implications is that of an additional Y chromosome m some men which seems to predispose them to criminal behaviour. Two men on murder charges at the moment (one in America, and one In France) are reported to be preparing their defences on the grounds that they have an extra Y chromosome. Will this eventually mean a new plea in court: Guilty, but XYY?