Biology, 15.01.2021 21:50, magalya01

What did all living thinhs on earth originally evolved from?

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Biology, 21.06.2019 23:50, jaiyaharoldjh

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Biology, 22.06.2019 02:20, bennettaly2452

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions