question_answer

During oxygen transport the oxyhaemoglobin at the tissue level liberates oxygen to the cells because in tissue

A) \[{{O}_{2}}\] concentration is high and \[C{{O}_{2}}\] is low

B) \[{{O}_{2}}\] concentration is low and \[C{{O}_{2}}\] is high

C) \[{{O}_{2}}\] tension is high and \[C{{O}_{2}}\] tension is low

D) \[{{O}_{2}}\] tension is low and \[C{{O}_{2}}\] tension is high