| A | B |
| Chromosome | within the nucleus |
| Deoxyribonucleic Acid | DNA |
| Watson and Crick | credited with discovering the structure of DNA |
| Rosalind Franklin | femal scientist that was an expert in x-ray diffraction |
| Double Helix | twisted ladder |
| Nucleotides | building blocks of nucleic acids |
| Adenine | pairs with Thymine in DNA replication |
| Cytosine | pairs with Guanine |
| DNA replication | creates identical DNA molecules |
| DNA helicase | breaks hydrogen bonds within a DNA molecule |
| DNA polymerase | base pairs and "proofreads" |
| Ribonucleic Acid | RNA |
| Uracil | pairs with Adenine in RNA |
| Transcription | occurs within the nucleus resulting in an RNA strand |
| translation | occurs outside the nucleus and involves tRNA |
| RNA polymerase | enzyme involved in creating RNA |
| codons | read in three's |
| tRNA | brings amino acids to ribosome during translation |
| Gene | expresses genetic information |
| Polypeptide | chain of amino acids |