Question

T. M. BHAGALPUR UNIVERSITY EXAM.2007 में
21. सर्वे, टूल्स एण्ड सैम्पल्स नामक पुस्तक के लेखक कौन हैं
(ii) पार्टन (ii) पी.वी. यंग (iv) लु​

Answer 1

Answer:

During gas exchange oxygen moves from the lungs to the bloodstream. At the same time carbon dioxide passes from the blood to the lungs. This happens in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.