Polymorphonuclear leukocytes (or PMNs)
A- can be attracted to the site of an infection following activation of complement
B- are derived from bone marrow stem cells
C- are a type of phagocyte that can engulf and kill bacteria
D- .all of the above
A- can be attracted to the site of an infection following activation of complement
B- are derived from bone marrow stem cells
C- are a type of phagocyte that can engulf and kill bacteria
D- .all of the above