Asurgical technologist has been asked to prepare a bone graft during a surgical procedure. before application, the graft should be mixed with:
a. autogenous blood
b. polymethyl methacrylate.
c. polygalactin.
d. sterile water

Iwould

Agroup of engineering students from purdue university reported that its licking machine, modeled after a human tongue, took an average of 364 licks to get to the center of a tootsie pop. twenty of the group's volunteers assumed the licking challenge-unassisted by machinery-and averaged 252 licks each to the center.