<span>Algae</span>
<span>Pioneer community can be refers to a community of spices that
first colonize an area during primary succession. This group of organisms are
among the first to arrive at a new site and perform a unique services by
preparing a habitat for later species. </span>
Protons and electrons. This is why if you have the atomic number (aka the proton number) you know both the number of protons and the number of electrons in the atom.
True because the event does cause the use case to begin is referred to as the name
The answer is d. Water Cycle.