Anatomy General anatomy ec85d185 Defect in any of the following may result in renal agenesis except A Nephrogenic bud B Ureteric bud C Blastoma of nephrogenic tissue D Failure of descent of nephrogenic tissue of lumbar area High-Yield Explanation Development of Kidney: Secretory pa of kidney:derived from metanephrons/metanephric blastyma Collecting pa of kidney:derived from ureteric bud