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| 1. |
Why plants has chosen only green algae to evolve |
| Answer» The evidence suggests that land\xa0plants evolved\xa0from a line of filamentous\xa0green algae\xa0that invaded land about 410 million years ago during the Silurian period of the Paleozoic era.\xa0They are\xa0considered\xa0to be an ancestral to\xa0plants\xa0because both they both reproduce chlorophyll a/b, both have cell walls made of cellulose and\xa0in conjugation DNA is being shared between one cell to other without actually reproducing. | |