It provides immunity against certain diseases The correct statements out of these are:

Question

Accepted Answer

1, 2 and 3 are true. Hemoglobin has a critical role in human body. Hemoglobin is protein as well as respiratory pigment in red blood cells that is made up of four chains. Each of these chains contains a compound known as hemes, which in turn contains iron, which transports oxygen in the bloodstream. Hemoglobin functions by binding and transporting oxygen from the capillaries in the lungs to all the tissues in the body. It also plays a role in the transport of carbon dioxide from the tissues of the body back to the lungs. The pigment in hemoglobin is responsible for the red color of blood. The white blood cells(WBCs) or leukocytes help provide immunity by destroying or killing foreign pathogens and antigen and thereby provide protection from diseases and infections. They are therefore called as the soldiers of our body.

It provides immunity against certain diseases The correct statements out of these are:

Question stats

More from Defence Technology