hemoglobin

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Many biologically important colored molecules such as hemoglobin -- an oxygen-transport protein in red blood cells -- absorb light but do not fluoresce.

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Definitions (3)

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  1. noun The iron-containing respiratory pigment in red blood cells of vertebrates, consisting of about 6 percent heme and 94 percent globin.

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Examples (18)

  • The mineral iron is used in forming hemoglobin, which is essential in holding the oxygen in the blood as they are being transported to various parts of the body. —  Find Free Articles - ArticlesBase
  • What's left is not much more than a cell with hemoglobin, the molecule that red blood cells use to carry the oxygen that the bloodstream delivers throughout the body.
  • Many biologically important colored molecules such as hemoglobin -- an oxygen-transport protein in red blood cells -- absorb light but do not fluoresce. —  innovations-report
  • This pigment results from the breakdown of hemoglobin, the oxygen-carrying protein of the red blood cells. —  Medindia Health News
  • Red blood cells are red only because they contain a protein chemical called hemoglobin which is bright red in color. —  Yahoo! Answers: Latest Questions
 

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Etymologies (1)

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  1. Ultimately short for hematinoglobulin : hematin + globulin.
 

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/hɛmoʊkˈgloʊbɪn/
by American Heritage

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