The Tricuspid Valve<span>. The tricuspid </span>valve<span> is the three-leaflet </span>valve<span> on </span>the right<span> side of the heart between </span>the right<span> atrium and </span>the right ventricle<span> and stops the </span>backflow of blood<span> between the two. I hope this helps!!</span>
Answer: Animals and fungi share a common ancestor and branched away from plants at some point about 1.1 billion years ago.
Archea can live in extreme environments; Eubacteria cannot.
and
The gene sequences of their rRNA are very different.
It keeps the reactor core, and cools the steam.
Water is an important transport and reaction medium
hope this helps :)