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 _____       ___      _  _     _____     _____   
|  __ \\    / _ \\   | \| ||  |  ___||  / ____|| 
| |  \ ||  | / \ ||  |  ' ||  | ||__   / //---`' 
| |__/ ||  | \_/ ||  | .  ||  | ||__   \ \\___   
|_____//    \___//   |_|\_||  |_____||  \_____|| 
 -----`     `---`    `-` -`   `-----`    `----`

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Text this: How potassium came to be the dominant biological cation : of metabolism, chemiosmosis, and cation selectivity since the beginnings of life