Question

Give scientific reason.

Human blood is red coloured?
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Answer 1

Answer:

hemoglobin

Explanation:

hemoglobin is present in the red blood cells and thus the blood appears ree

Answer 2

Answer:Blood gets its bright red color when hemoglobin picks up oxygen in the lungs. As the blood travels through the body, the hemoglobin releases oxygen to the different body parts. Each RBC lives for about 4 months. Each day, the body makes new RBCs to replace those that die or are lost from the body.

Explanation: