<prompt> The chromosomal disorder in patau Syndrome is:Chromosome 21Chromosome 18Chromosome 13Chromosome 45x 46xx  <response>: Chromosome 13 593-G 615-Ghai 7th Down syndrome - 21 Edwards syndrome - 18 Patau syndrome - 13 Turners syndrome - 45X 46XX Klinefelter syndrome - 47XXY 