question: Why does DNA replication and transcription occur in the 5 ' → 3 ' direction ?
answer: because new nucleotides are added via a dehydration reaction that uses the exposed 3 ' hydroxyl as a nucleophile
turker_answer: DNA replication and transcription occurs in the 5 ' → 3 ' direction because new nucleotides are added via a dehydration reaction that uses the exposed 3 ' hydroxyl as a nucleophile .
rule-based: DNA replication and transcription occurs in the 5 ' → 3 ' direction because new nucleotides are added via a dehydration reaction that uses the exposed 3 ' hydroxyl as a nucleophile .