If you have a hemoglobin variant, such as sickle cell hemoglobin (hemoglobin S), you will have a decreased amount of hemoglobin A. This may limit the usefulness of the A1c test in monitoring your diabetes. If you have anemia, hemolysis, or heavy bleeding, your test results may be falsely low.
Who was the president that believed that a US-controlled canal across Central America was a vital strategic interest to America and so was largely responsible for construction of the Panama Canal? Theodore Roosevelt
What did Roosevelt do in order to make the panama canal a place for American ships to use? In 1878 Ferdinand de Lesseps, the French engineer who built the Suez Canal, began to dig a canal across the Isthmus of Panama, which was then part of Colombia.