| 3' end | double helix | pathogenic | ribonucleic acid |
| 5' end | enzyme | polymerase I | RNA |
| adenine | guanine | polymerase III | semiconservative model |
| antiparallel | helicase | polynucleotide | single-strand binding protein |
| bacteriophage | isotopic labeling | primase | sugar phosphate |
| base pairing | lagging strand | primer | telomerase |
| complementary | leading strand | proofreading | telomere |
| conservative model | mismatch repair | protein | template |
| cytosine | nitrogenous base | purine | thymine |
| deoxyribonucleic acid | nucleic acid | pyrimidine | topoisomerase |
| dispersive model | nucleoside triphosphate | replication | transformation |
| DNA | nucleotide excision repair | replication bubble | uracil |
| DNA ligase | Okazaki fragment | replication fork | X-ray crystallography |
| DNA polymerase | origin of replication |