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Unformatted text preview: 1. Hcy: 2. Hb: Myoglobin : 1. Function : 2. Structure : 3. Location : 4. Organisms : When myoglobin used as a source for oxygen? when Hb cannot deliver oxygen to the tissues rapidly enough. Why is red meat red? Myoglobin forms pigments responsible for making meat red: raw meat (Fe+2 – O 2 ) *FUN FACT: High concentrations of myoglobin in muscle cells allow organisms to hold their breaths longer. Main differences between Hemoglobin and Myoglobin: 1. Function : 2. Structure : Why is there a limit on the number of transport pigment molecules that the blood can contain? B/c transport proteins may increase viscosity and osmolarity But there are solutions: 1. 2. a. Limitations: b. Advantage:...
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- Spring '10