Assertion: centromere | /r/CapableOf | show directional instability
Facets:
Source sentences:
text: This allows the kinetochores from cells at prometaphase to show "directional instability", changing between persistent phases of movement towards the pole (poleward) or inversed (anti-poleward), which are coupled with alternating states of kMTs depolymerization and polymerization, respectively.