temanucsclp
temanucsclp temanucsclp
  • 11-04-2016
  • Biology
contestada

All of the following prevent pathogens from entering the human body except
a. red blood cells
b. tears
c. mucus
d. skin

Respuesta :

lexie16
lexie16 lexie16
  • 11-04-2016
Red blood cells-(a)they carry oxygen around the body not protect from pathogens
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