Respuesta :
1)
Oxygen travel throughout the human body as following:
- Oxygen enters the body through respiration via the nose, mouth.
- Oxygen travels through the trachea into the bronchi of each lung.
- Once in the lung, oxygen moves to the alveoli.
- In the alveoli, the oxygen moves into the bloodstream through capillaries
- Oxygen binds to haemoglobin proteins on red blood cells and supplies oxygen to the heart and body.
2)
Waste can be removed in human organisms as carbon dioxide (gaseous), urine (Liquid) and faeces(solid).
Answer:
1. A. Oxygen binds to hemoglobin proteins on red blood cells and supply oxygen to the heart and body
2. A. Carbon Dioxide (gasses)
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