The combination of hemoglobin and carbon dioxide is ________.

A) carboxyhemoglobin
B) oxyhemoglobin
C) deoxyhemoglobin
D) carbaminohemoglobin

Hemoglobin

Hemoglobin is the iron-containing oxygen-transport metalloprotein in the red blood cells of most vertebrates, responsible for the red color.

Carboxyhemoglobin

Carboxyhemoglobin is a complex of carbon monoxide and hemoglobin that forms in red blood cells upon exposure to carbon monoxide, preventing normal oxygen delivery to the body.

Carbaminohemoglobin

A compound of hemoglobin and carbon dioxide, and it is one of the ways in which carbon dioxide is transported in the blood.