aljefferson2884 aljefferson2884
  • 10-11-2020
  • Physics
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How is the oxygen level of blood related to its color?

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s7ejmg9456
s7ejmg9456 s7ejmg9456
  • 10-11-2020
Answer:

Hemoglobin bound to oxygen absorbs blue-green light, which means that it reflects red-orange light into our eyes, appearing red. That's why blood turns bright cherry red when oxygen binds to its iron. Without oxygen connected, blood is a darker red color.

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