kevincox1009
kevincox1009 kevincox1009
  • 06-05-2020
  • Biology
contestada

The first line of defense involves which structure(s)?
O T-cells
O skin
O blood
O B-cells

Respuesta :

stephaniediaz4ovf2rv
stephaniediaz4ovf2rv stephaniediaz4ovf2rv
  • 13-05-2020

Answer:

Skin

Explanation:

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