The metabolic products produced by the tissue of an energetically active mammal enter the bloodstream. What are two of these products and how do they affect the O₂ affinity of haemoglobin? A) CO₂ and heat, which raise the O₂ affinity of haemoglobin. B) O₂ and peruvic acid, which lower the O₂ affinity of haemoglobin. C) CO and lactic acid, which raise the O₂ affinity of haemoglobin. D) CO₂ and heat, which lower the O₂ affinity of haemoglobin. E) H₂O and heat, which raise the O₂ affinity of haemoglobin.

Question

Quizplus · Accepted Answer

Carbon dioxide (CO2) and heat are metabolic products that lower the affinity of haemoglobin for oxygen (O2), facilitating oxygen release to tissues.

The Metabolic Products Produced by the Tissue of an Energetically