Answer:
A
Explanation:
Organisms on Earth use nitrogen to build proteins necessary for cell
development.
Because pioneer species are the first to return after a disturbance, they are the first stage of succession, and their presence increases the diversity in a region. They are usually a hardy plant, algae or moss that can withstand a hostile environment.
There’s
an even distribution pattern among a particular species in a community because species
is territorial in <span>which they protects its <span>territory</span> from incursions by others of its species. Animals
sound or scent are their way of marking territorial boundaries, chases and
fighting will happen for instances that such markings do not dishearten the
intruders. </span>
