3'

Next

You now have the coding strand (5’ to 3’ orientation).

5'

G

A

T

In this activity you will build the anti-parallel (3’ to 5’) strand using nucleotide complementary base pairing rules (A binds to T and C binds to G).

C

Next

You have finished building the anti-parallel strand!

Remember your complementary base pairing rules: A binds to T and C binds to G!

Coding Strand

Template Strand

Drag and drop nucleotides to their complementary base on the coding strand.