molemole996
molemole996 molemole996
  • 17-02-2021
  • Health
contestada

What are most upper respiratory illnesses caused
by?
O bacteria
O allergies
O viruses
mucus

Respuesta :

Аноним Аноним
  • 17-02-2021
The most upper respiratory illnesses are caused by bacteria
Answer Link
rileykuhn77 rileykuhn77
  • 30-03-2021

Answer:

virus

Explanation:

Answer Link

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