Assertion: periosteum's osteoblast | /r/CapableOf | secrete the collagen matrix
Facets:
Source sentences:
text: Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and calcium salts.
text: Osteoblasts synthesize and secrete a collagen matrix and calcium salts.
text: Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and calcium salts.
text: Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and calcium salts.
text: Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and calcium salts.
text: Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and calcium salts.
text: Osteoblasts, which do not divide, synthesize and secrete the collagen matrix and other proteins.