Rims of individual leaf bases oxidize first, with the oxidation front proceeding inward or across the leaf base. |
That doesn't produce enough hydrogen peroxide to oxidize all organic matter in the soil. |
Hydroxyl radicals oxidize amino acids such as lysine, serine, arginine, and proline. |
At room temperature a clean metal surface will oxidize very little, since a thin oxide film forms and protects the metal from further oxidation. |
So why did so much of the iron on Mars' surface oxidize, or gang up with oxygen? |
Aldh's are considered to be general detoxifying enzymes that oxidize toxic biogenic and xenobiotic aldehydes. |