What happens to oxygen when it reaches the tissues?

What happens to oxygen when it reaches the tissues?
  1. Binds to haemoglobin
  2. Dissociates from oxyhemoglobin
  3. Binds to H⁺ concentration
  4. Dissociates from H⁺ concentration

Solution

When oxygen reaches the tissues, it dissociates from oxyhemoglobin due to favorable conditions of low pO₂, high pCO₂, high H⁺ concentration and higher temperature.

Asked in: NCERT

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