• Sat. Oct 24th, 2020

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  • Without oxygen, Earth’s early microbes relied on arsenic to sustain life

Without oxygen, Earth’s early microbes relied on arsenic to sustain life

Credit: CC0 Public Domain Much of life on planet Earth today relies on oxygen to exist, but before oxygen was present on our blue planet, lifeforms likely used arsenic instead.…

Microbes using arsenic are a link to early life — ScienceDaily

Much of life on planet Earth today relies on oxygen to exist, but before oxygen was present on our blue planet, lifeforms likely used arsenic instead. These findings are detailed…