| 1 | This organic matter has been here about a month. | |
| 2 | Everybody expects there to be organics on Mars. | |
| 3 | Movement of an organism in response to moisture. | |
| 4 | The reason this matters is that 95% of dissolved organic matter seems to be refractory. | |
| 5 | It being the stuff of life - amino acids, sugars and other organic molecules. |