Red blood cells contain hemoglobin which is is the iron-containing oxygen-transport metalloprotein in the red blood cells of all vertebrates. The red blood cells also have enz â¦ ymes that help the cell produce energy. There are many other proteins too.
Hancock County, Then and Now. Bay Saint Louis overlooks the Bay of Saint Louis, the Mississippi Sound and ultimately the Gulf of Mexico from the highest water-front elevation on the Gulf of Mexico. However, this beautiful little city is not the first cultural center to occupy this prestigious location.
St. Louis County, Missouri. St. Louis County is a county located in the far eastern portion of Missouri. It is bounded by the Mississippi River, the Missouri River, the Meramec River, and the state of Illinois. As of the 2015 Census Bureau population estimate, the population was 1,003,362, making it the most populous county in Missouri. Its county seat is Clayton.