Properdin employs the alternative pathway of the complement system. The central c3 protein is cleaved by the generation of c3 convertase. Numerous interaction between the ligands and the subunits of Properdin are involved in activating the pathway.
Well, you'll need to show me the whole lesson/module, and most of this is just preference. Sorry.
C. higher energy levels
When exercising, your body releases a chemical that actually boosts your mood, giving you more energy.
Three hand signals you must know:
left turn hand signal - extending your left arm palm facing front
right turn hand signal - rest left elbow on the windowsill and raise forearm up. palms should be open
slow or stop signal - stick left arm out pointing down palm facing behind you