| A | B |
| replication | process of copying DNA |
| transcription | copying one strand of DNA onto mRNA |
| translation | decoding mRNA into a protein |
| mRNA | copy of DNA instructions for protein |
| rRNA | makes up ribosome |
| tRNA | transfers amino acids to mRNA |
| DNA polymerase | enzyme involved in replication |
| RNA polymerase | enzyme involved in transcription |
| nucleotide | 5 carbon sugar, phosphate & nitrogeneous base |
| bacteriophage | virus that infects a bacteria |