.308-10 SS 4-Groove mk 13 mod 7. $345.00. Since the book and now the movie American Sniper have come out there has been a lot of interest in the rifles used by Chris Kyle and in particular the Mk13 .300 Win Mag.e have been asked numerous times about the barrels used on these rifles. We have been the sole supplier of these .30 caliber barrels for at least 15 years and have supplied thousands of them to the SEALS through Crane. There have been various mods through the years with the Mod 7 being the current production version.
Medical Definition of NEUROBIOLOGY. : a branch of science that deals with the anatomy, physiology, and pathology of the nervous system.efinition of NEUROBIOLOGY. : a branch of the life sciences that deals with the anatomy, physiology, and pathology of the nervous system. â neuÂ·roÂ·biÂ·oÂ·logÂ·iÂ·cal \-ËbÄ«-É-Ëlae-ËlÃ¤-ji\ kÉl. â adjectiveÂ·neuÂ·roÂ·biÂ·olÂ·o \-gist-bÄ«-Ëae-ËÃ¤\ lÉ. jist noun
Microbiology is the study of microorganisms composed of one cell, which carries out all life functions including feeding, digestion, excretion and reproduction. They are called microorganisms or microbes because they are only visible under the microscope (see Microscope in the appendix for detail).