c
3
y
4
t
1
o
1
m
3
e
1
m
3
b
3
r
1
a
1
n
1
e
1
s
1
13 letters ·
24 points in Scrabble
Meaning
noun
a thin membrane (a double layer of lipids) enclosing the cytoplasm of a cell; proteins in the membrane control passage of ions (like sodium or potassium or calcium) in and out of the cell