The
levels
of
____________________
of
living
beings
are
divided
into
____________________
groups
;
the
chemical
group
,
to
which
the
levels
belong
:
____________________
and
molecular
.
The
____________________
,
to
which
the
levels
belong
:
cell
,
tissue
,
____________________
,
apparatus
and
organic
and
____________________
system
.
Finally
,
the
____________________
one
,
which
contains
the
population
,
community
,
____________________
,
____________________
and
biosphere
levels
.
The
importance
of
this
____________________
allows
us
to
know
how
all
living
beings
are
____________________
and
establishes
the
form
of
____________________
that
one
has
with
the
____________________
.
