<prompt> Alzheimers disease - associated chromosome is -261219  <response>: Ans. is d i.e., 19 Chromosomes associated with Alzheimers diseaseo Early onset disease 30-60 yearso Chromosome 21o Amyloid precursor protein AAP o Chromosome 14o Presenilin 1 o Chromosome 1o Presenilin 2o Late onset disease 65 yearso Chromosome 19o Apolipoprotein E gene APOE e4 