Gene Copy Of Chromosome All News 'Gene Copy Of Chromosome' - 1 News Result(s) Lack Of A Gene Copy Can Trigger 25-Point Drop In IQ Levels: Study Thursday January 28, 2016 Health | Press Trust of India Lack of a vital gene copy of Chromosome 16 may cause a 25-point drop in your IQ, a new study has claimed. www.ndtv.com Share Twitter WhatsApp Facebook Reddit Email 'Gene Copy Of Chromosome' - 1 News Result(s) Lack Of A Gene Copy Can Trigger 25-Point Drop In IQ Levels: Study Thursday January 28, 2016 Health | Press Trust of India Lack of a vital gene copy of Chromosome 16 may cause a 25-point drop in your IQ, a new study has claimed. www.ndtv.com Share Twitter WhatsApp Facebook Reddit Email