Each hemoglobin molecule is made of four subunits, each containing a heme group that can bind one molecule of oxygen. Therefore, one molecule of hemoglobin can bind four molecules of oxygen. Oxyhemoglobin is hemoglobin bound by oxygen, and it gives oxygen-rich blood a red color.ach hemoglobin molecule is made of four subunits, each containing a heme group that can bind one molecule of oxygen. Therefore, one molecule of hemoglobin can bind four molecules of oxygen. Oxyhemoglobin is hemoglobin bound by oxygen, and it gives oxygen-rich blood a red color.
The First Reich was the Holy Roman Empire. There is little agreement as to when it was founded. Most German historians date the foundation from the coronation of Otto I in 962. That 'empire' had a continuous existence till 1806. The Second Reich was created by Bismarck in 1871 and lasted till 1918.
How many countries did Hitler take over? Directly conquered they are: Poland, Denmark, Belgium, the Netherlands, Luxembourg, France, Norway, Yugoslavia, Greece, Lithuania, Latvia, Estonia, Bylorussia, Ukraine, Crimea â¦ , Allied to Germany but under his control were, Slovakia, Hungary, Romania, Bulgaria, Finland.Also you must count Austria, and Czechoslovakia.itler's Reign   From September 1st 1939, to May 7th 1945, Hitler counquered with the German army invaded ten countries. He invaded Poland, Denmark, Norway, Luxemburg, Ne â¦ therlands, Belgium, France, Yugoslavia, Greece, and Vichy France. All colonies not included.