Hemoglobin is found in red blood cells and gives the body's blood red pigment. It is formed by the heme group and a protein group (globin). Hemoglobin is responsible for transporting oxygen from the respiratory organs to body tissues.
Cutting down trees results in loss of habitat for many animals in the wild, because over 70% of animals that live on land live in trees! Cutting down trees can also reduce our oxygen.
