1. Cysteine definition is - a crystalline sulfur-containing amino acid C3H7NO2S readily oxidizable to cystine.

2. Cysteine definition is - a crystalline sulfur-containing amino acid C3H7NO2S readily oxidizable to Cystine.

3. The substrate is preferably a monosaccharide, oligosaccharide, or polysaccharide, and the oxidizable functionality is preferably an aldehyde, hemiacetal, or a primary alcohol.

4. When the iron of heme accepts an electron, it changes from the oxidized ferric (Fe III) state to the reduced ferrous (Fe II) state.The oxidation of Cytochromes to molecular oxygen and their subsequent reduction by oxidizable