Medical Definition of Red blood cells. Red blood cells: The blood cells that carry oxygen. Red cells contain hemoglobin and it is the hemoglobin which permits them to transport oxygen (and carbon dioxide). Hemoglobin, aside from being a transport molecule, is a pigment. It gives the cells their red color (and their name).
Alexander Milne Calder (August 23, 1846 â June 4, 1923) was a Scottish American sculptor best known for the architectural sculpture of Philadelphia City Hall. Both his son, Alexander Stirling Calder, and grandson, Alexander Sandy Calder, became significant sculptors in the 20th century.
Alexander Hamilton was born as a British subject on the island of Nevis in the West Indies on the 11 th of January 1755. His father was James Hamilton, a Scottish merchant of St. Christopher. His grandfather was Alexander Hamilton, of Grange, Lanarkshire. One of his great grandfathers was Sir R. Pollock, the Laird of Cambuskeith.