cofactor

1. A substance, such as a metallic ion or coenzyme, that must be associated with an enzyme for the enzyme to function.

2. One of two or more contributing factors.

3. The signed minor of an element of a square matrix or of a determinant with the sign positive if the sum of the column number and row number of the element is even and with the sign negative if it is odd.

4. A substance that acts with another substance to bring about certain effects.

5. Something (as diet or a virus) that acts with or aids another factor in causing disease.

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Top Words by points	Points	Word Game
cofactor	15	Scrabble

2 Letters	Scrabble® Points
at	2
fa	5
of	5
or	2
ta	2
to	2
ar	2

3 Letters	Scrabble® Points
oft	6
aro	3
far	6
fat	6
foo	6
for	6
fro	6
tor	3
oaf	6
oar	3
oat	3
oca	5
tao	3
oof	6
oot	3
ora	3
orc	5
ort	3
rat	3
roc	5
roo	3
rot	3
too	3
tar	3
car	5
act	5
aft	6
arc	5
arf	6
art	3
caf	8
cat	5
coo	5
cor	5
cot	5

4 Letters	Scrabble® Points
afro	7
croc	8
arco	6
raft	7
rato	4
roof	7
root	4
rota	4
roto	4
fort	7
acro	6
taco	6
taro	4
toco	6
tora	4
torc	6
toro	4
orca	6
fora	7
corf	9
fact	9
faro	7
foot	7
cart	6
coat	6
coca	8
coco	8
frat	7
coot	6
coof	9
coft	9

5 Letters	Scrabble® Points
afoot	8
taroc	7
croft	10
craft	10
cocoa	9
coact	9
actor	7

6 Letters	Scrabble® Points
factor	11

7 Letters	Scrabble® Points
coactor	11

8 Letters	Scrabble® Points
cofactor	15