providing insights into how ancient organisms contributed to the transition from the Proterozoic to the Phanerozoic eon.

During the Proterozoic era, oxygen produced by photosynthesizing ... While oxygen-loving organisms evolve in these changing conditions, oxygen-intolerant anaerobes survive only in airless pockets.

In the late Proterozoic ,most life flourished only ... See it under UV and the whole organism becomes a dancing troupe of lavender, aquamarine, turquoise, purple or pink. On being sent these ...