Where do certain symbiotic microorganisms normally occur in human body? (a) Caecum (b) Oral lining and tongue surface (c) Vermiform appendix and rectum (d) Duodenum

Where do certain symbiotic microorganisms
normally occur in human body?
(a) Caecum
(b) Oral lining and tongue surface
(c) Vermiform appendix and rectum
(d) Duodenum
by

1 Answer

Answer :

(a) Caecum
by

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