. %0D%0AWhen pathogens make it past the skin and mucus barriers, the next part of nonspecific defense uses _____ proteins to fight pathogens.%0D%0A%0D%0A%0D%0Aphagocyte%0D%0A%0D%0A%0D%0Acomplement%0D%0A%0D%0A%0D%0Aresponse%0D%0A%0D%0A%0D%0Ahormone
1 answer
complement