Question

1. What is hemoglobin?

Answer 1

Hemoglobin is the protein in your red blood cells that carries oxygen to your body's organs and tissues and transport carbon dioxide from your organs and tissues back to your lungs. This small little protein in your blood does such a big task.

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Answer 2

Answer: "Hemoglobin is a protein in your red blood cells that carries oxygen to your body's organs and tissues and transports carbon dioxide from your organs and tissues back to your lungs."