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feldytanako feldytanako
wrote...
Posts: 490
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6 years ago
The exchange of gases between the blood and body cells is called
 A) inhalation.
  B) inspiration.
  C) exhalation.
  D) internal respiration.



Which disease is the only vaccine-preventable disease that is infectious but not contagious?
 A) polio
  B) diphtheria
  C) tetanus
  D) influenza
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Replies
wrote...
6 years ago
D

- - - - - - - - - - - -
C
feldytanako Author
wrote...
6 years ago
Powerful stuff here, thanks
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