<s>
A	O
polarized	B-Algorithm
membrane	I-Algorithm
is	O
a	O
lipid	O
membrane	O
that	O
has	O
a	O
positive	O
electrical	O
charge	O
on	O
one	O
side	O
and	O
a	O
negative	O
charge	O
on	O
another	O
side	O
,	O
which	O
produces	O
the	O
resting	O
potential	O
in	O
living	O
cells	O
.	O
</s>
<s>
Whether	O
or	O
not	O
a	O
membrane	O
is	O
polarized	O
is	O
determined	O
by	O
the	O
distribution	O
of	O
dissociable	O
protons	B-Application
and	O
permeant	O
ions	O
inside	O
and	O
outside	O
the	O
membrane	O
that	O
travel	O
passively	O
through	O
ion	O
channel	O
or	O
actively	O
via	O
ion	O
pump	O
,	O
creating	O
an	O
action	B-Algorithm
potential	I-Algorithm
.	O
</s>
