Which component of bone matrix is responsible for the hardness of bone?
a. collagen fibers
b. calcium salts
c. glycoproteins
d. elastin fibers
e. keratin fibers

An order exist within the system and it is generally up to you to find out the order, the four segments that make health care financial system work are: a. the original records b. the information system c. the account system d. the reporting system discuss these four segments; in your responses, provide an example of each.