Assertion: osteoblast | /r/CapableOf | produce bone
Facets:
Source sentences:
text: Osteoblasts are cells that group together to form units, called osteons, to produce bone.
text: Skeletal tissues include specialized relatives of fibroblasts, the chondroblasts which make cartilage and the osteoblasts which make bone.
text: To be fair, cells that produce cartilage and bone (i.e., chondrocytes and osteoblasts, respectively) may have been free to evolve since their appearance roughly 500 million years ago .