Which of the following methods of reconstruction requires the use of a microscope to reconnect blood vessels?
a. free flap
b. transverse rectus flap
c. latissimus flap
d. pectoralis flap

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.

It rewards people for sexual behavior, which may result in offspring.