Question

Why it is necessary to mix oxygen in blood?
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Answer 1

Answer:

haemoglobin forms oxyhaemoglobin with oxygen which is stable

and helps in transporting

Explanation:

We breathe because oxygen is needed to burn the fuel [sugars and fatty acids] in our cells to produce energy.) (Oxygen is brought into the lungs via breathing, where it is transported by red blood cells to the entire body to be used to produce energy.

Answer 2

When the Oxygen mix with blood,it form haemoglobin.Because of Haemoglobin, the blood is of red colour and this blood become oxygenated when mixed with oxygen and this blood goes to all parts of the body.Thats why it is necessary to mix Oxygen in blood.