Write the function of human respiratory system

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• Write the function of conducting part of human respiratory system
• Write in detail the structure and function of human respiratory system
• Write one important function of alveoli in the human respiratory system
• Write one important function of hemoglobin in the human respiratory system
• Write one important function of lining of mucus in the human respiratory system
• Write one important function of rings of cartilage in the human respiratory system
• Write one important function each of the following in the human respiratory system
• Write one important function each of the following in the human respiratory system haemoglobin
• Write one important function each of the following in the human respiratory system hemoglobin
• The function of respiratory system