Ask Question
13 November, 21:37

At which part of the respiratory system does oxygen enter the bloodstream

+5
Answers (1)
  1. 13 November, 21:50
    0
    from the alveoli. it is a little sac in the lungs.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “At which part of the respiratory system does oxygen enter the bloodstream ...” in 📗 Biology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers