Assertion: centromere | /r/HasProperty | situated at one end
Facets:
Source sentences:
text: When the centromere is situated exactly at one end, the chromosome will be having only one long arm.
text: Before this happens, every chromosome is copied once (S phase), and the copy is joined to the original by a centromere, resulting either in an X-shaped structure (pictured here) if the centromere is located in the middle of the chromosome or a two-arm structure if the centromere is located near one of the ends.