Living
things
are
made
of
____________________
units
called
cells
.
Cells
are
the
smallest
units
in
a
____________________
thing
.
Living
things
with
a
single
cell
are
____________________
.
Living
things
made
up
of
many
cells
are
____________________
.
Skin
cells
and
bone
cells
are
____________________
.
