Answer 1

Original strand

5'

-

C

C

G

G

T

T

A

A

T

A

C

G

G

C

-

3'

↓

↓

↓

↓

↓

↓

↓

↓

↓

↓

↓

↓

↓

↓

Complementary strand

3'

-

G

G

C

C

A

A

T

T

A

T

G

C

C

G

-

5'