In such environments, natural selection favors individual algae that can survive periods when they are not submerged in water. In charophytes, a layer of a durable polymer called sporopollenin prevents exposed zygotes from drying out.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 961 | 2021-07-06 05:29:29 | 57.72 | 93% |
| 838 | 2021-07-05 08:32:48 | 51.71 | 94% |