Question

what makes the blood red​

Answer 1

Human blood is red because of the protein hemoglobin, which contains a red-colored compound called heme that's crucial for carrying oxygen through your bloodstream. ... Hemoglobin bound to oxygen absorbs blue-green light, which means that it reflects red-orange light into our eyes, appearing red.

Hope it helps you understand

Answer 2

Answer:

haemoglobin makes the blood red in color

Explanation:

PLZ MARK ME BRAINLIEST