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 |
---|---|---|---|
15384 | 2021-07-14 17:45:26 | 121.56 | 99% |
15381 | 2021-07-14 00:49:59 | 100.03 | 97% |