(Answered) 1 the heme group in myoglobin binds the o2 what are three

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1. The heme group in myoglobin binds the O2. What are three functions of the polypeptide?

2. Mammals and other animals have a circulatory system because diffusion is too slow to supply the tissues withoxygen in animals that are larger than 2 millimeter. Explain in no more than two sentences why these circulatorysystems contain hemoglobin or other oxygen binding proteins?

3. Please distinguish the fates of carbohydrates, amino acids, and fats as far as how do the nutrients get to the liver.

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