Restriction
enzymes
G
C
B
I
C
N
N
N
L
I
L
N
G
B
C
I
O
B
G
L
L
O
N
I
C
B
C
B
O
G
O
I
L
C
L
O
B
I
N
G
N
O
G
B
C
O
I
L
Size:
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Start
G
History
Start
G
C
B
I
C
N
N
N
L
I
L
N
G
B
C
I
O
B
G
L
L
O
N
I
C
B
C
B
O
G
O
I
L
C
L
O
B
I
N
G
N
O
G
B
C
O
I
L
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