4.4k views
5 votes
In what direction can polymerase build dna strands?

User Desphilboy
by
7.6k points

1 Answer

7 votes

Answer:

5′ → 3′

Step-by-step explanation:

DNA polymerases can only work in one direction. Polymerases can add deoxyribonucleotides to only the 3′ end of a growing DNA chain. As a result, DNA synthesis always proceeds in the 5′ → 3′ direction.

User Osama Naeem
by
7.9k points