Question

Why is the colour of the blood red?

Answer 1

Answer:

Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color. ... It's bright red when the arteries carry it in its oxygen-rich state throughout the body.

Explanation:

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Answer 2

In blood is present hemoglobin so it is red in colour

Human blood is red because hemoglobin, which is carried in the blood and functions to transport oxygen, is iron-rich and red in color. ... It's bright red when the arteries carry it in its oxygen-rich state throughout the body.