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which of the following is responsible for the transport of oxygen that the human beings have breathed in?​

Sagot :

Answer:

Hemoglobin

The protein hemoglobin is a molecule which is responsible for carrying almost all of the oxygen in the blood.

Explanation:

Oxygen is one of the substances transported with the assistance of red blood cells. The red blood cells contain a pigment called hemoglobin, each molecule of which binds four oxygen molecules.

Answer:

plants and trees - give oxygen to human