Respuesta :

ilene2005
What’s the question? I can gladly help :D
lazygenius514

Answer:

we need normal flora in order to

  • It supports the mucosal immune system (innate immunity) by improving its function to defend against foreign pathogens.
  • It provides such enzyme which our body can not produce.
  • On skin they release toxins which kill harmful pathogenic bacteria.
  • They also compete with foreign microbe .
  • They help in digesting and absorption of food in digestive system.