Number of visible bands(depends on resolution Chromosome Ideogram (Giemsa-staining bands) 13.33 13 p 12 121 -11.1 1111 Centromere 11 Long arm, region 1, sub- 12 region 3, sub-region 1 band 2 13.12 13 13.13 13.2 Chromosome number 12 Long arm, region 1, Band 3 133 14.1 14 142 P= short arm, g= long 15 Each arm has numbered regions 21.31 21.2 beginning with 1 nearest the centromere Sub-bands and sub-sub-bands regions) are visible at hi 241 -24.12 resolution and designated by 242 24.21 adding a digit to the number of 243 423 the region Chromosome 12 Chromosome 12Chromosome Ideogram (Giemsa-staining bands) Centromere Chromosome number = 12 P= short arm, q= long arm. Each arm has numbered regions, beginning with 1 nearest the centromere. Sub-bands and sub-sub-bands ( regions) are visible at higher resolution and designated by adding a digit to the number of the region Number of visible bands(depends on resolution) Long arm, region 1,Band 3 Long arm,region 1, sub￾region 3, sub-region 1, band 2