The immune system, and the excretory system
(Honestly, all of them work to keep us 'healthy', but I believe these are the ones you're looking for)
<span>Archaebacteria is usually found in extreme environments and eubacteria is not found in environments. Also, eubacteria cell walls contain peptidoyclan. They are both prokaryotic cells.
Hope this helps!
-Payshence xoxo</span>
True. Alluvial fans, deltas, and deposition are examples of land formations that are formed from deposits by rivers.
The Economy<span> and Environment. </span>Estuaries<span> are </span>important<span> natural places. They
providegoodsandservicesthat are </span>economically<span> and </span>ecologically<span> indispensable.
sry if wrong</span>
