Nostoc commune
... that the cyanobacterium Nostoc commune can withstand desiccation and repeated freezing and thawing?
... that the <a class="mw-redirect" href="./Cyanobacterium" id="mwCrI" rel="mw:WikiLink" title="Cyanobacterium">cyanobacterium</a> <i id="mwCrM"><b id="mwCrQ"><a href="./Nostoc_commune" id="mwCrU" rel="mw:WikiLink" title="Nostoc commune">Nostoc commune</a></b></i> can withstand <a href="./Desiccation" id="mwCrY" rel="mw:WikiLink" title="Desiccation">desiccation</a> and repeated <a href="./Freezing" id="mwCrc" rel="mw:WikiLink" title="Freezing">freezing</a> and <a href="./Melting" id="mwCrg" rel="mw:WikiLink" title="Melting">thawing</a>?