<prompt> True of autosomal dominant polycystic kidney disease I and II respectiely -The most likely site of ectopic opening would be -Chromosomes 16 and 516 and 411 and 511 and 4  <response>: Three forms of ADPKD have been identified.ADPKD-1accounts for 85 of casesits gene is found on chromosome 16pADPKD-2its gene has been mapped to chromosome 4qit appears to have a later age of onset of symptoms and renal failure than ADPKD-1ADPKD-3it has not been mapped to a gene uptill now. 