Assertion: skeletal system's bone | /r/CapableOf | act as a storage site
Facets:
value: for calcium
type: PURPOSE
Source sentences:
text: The bones act as a storage site for calcium: The body deposits calcium in the bones when blood levels get too high, and it releases calcium when blood levels drop too low.
text: All bones act as storage sites for minerals such as calcium and phosphorus, and certain bones also produce blood cells.
text: Bones also produce blood cells and act as a storage site for minerals such as calcium and phosphorus.