To produce collagen microthreads, a collagen solution is extruded onto the bottom of a container containing a buffer solution using a 1 ml syringe hooked up to a syringe pump. The extrusion tip at the exit of the syringe is comprised of polyethylene tubing (size PE 20), which has an internal diameter of 0.38mm. It is desired to extrude the fibrin at a rate of 5 cm/s. (5 pts) a. If a 1 ml BD plastic syringe (ID 4.78 mm) is used, what is the plunger velocity (e.g. the velocity setting on th