1 bivalent and the long arm of the x and y2 , ( c ) the accessory structures of the x chromosome short arm in the forms of light and dark thickenings and the hairpin-like bend were present despite the x-autosome translocation , ( d ) a short synaptonemal complex was present between the y1 ( real y ) and the short arm of the x chromosome , and ( e ) the centromeric orientation of the y1 and y2 chromosomes was in cis configuration as opposed to the x chromosome .
C1520168
x chromosome short arm
C0008633
chromosomes