Assertion: endosteum's osteoblast | /r/CapableOf | fuse to form osteoclast
Facets:
value: together
type: MANNER
Source sentences:
text: Three theories were dominant: from 1949 to 1970 the connective tissue origin was popular, which stated that osteoclasts and osteoblasts are of the same lineage, and osteoblasts fuse together to form osteoclasts.