What are Hemoglobin? (also known as Hb or Hgb)

Red protein for transporting oxygen to muscle cells
White blood cells
Red blood cells
Red protein for transporting oxygen in blood
Hemoglobin is a protein that can be found in blood & carries oxygen from the lungs to the rest of the body. (Not only muscles)
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Red protein for transporting oxygen to muscle cells
White blood cells
Red blood cells
Red protein for transporting oxygen in blood
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