Cell morphology of <i>Rhodopseudomonas palustris</i> strain N cultured without selenite (A) and with 2.0 m mol/L selenite (B) under scanning electron microscopy.

<p>Cell morphology of <i>Rhodopseudomonas palustris</i> strain N cultured without selenite (A) and with 2.0 m mol/L selenite (B) under scanning electron microscopy.</p>