Assertion: centromere | /r/HasAspect | copies of 9s
Facets:
Source sentences:
text: The reciprocal product is a chromosome 9 with the other portion of the B chromosome long arm placed at the breakpoint in 9S. With this B-A chromosome, Wayne Carlson discovered a case of misdivision of the centromere that had copies of 9S on both sides of the B centromere but with a single adjacent heterochromatic landmark that could distinguish each arm (10).