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cytosine       adenine
           nitrogen base                                           replication
           type of molecule that                                   a process when
           forms the sequence                                      the cell makes a
           in a strand of DNA                                      copy of its DNA in
           or RNA; adenine,                                        the nucleus
                                                                                                        DNA template
           guanine, cytosine,                                                                           DNA
           thymine, and uracil     guanine         thymine                         new strands          template
                                                                                       new strands



           nucleotide
                                            nucleotide             ribosome
           structural unit                                                                              ribosome
           of DNA that                              nitrogen       an organelle
           consists of a sugar,                       base         that helps
           phosphate, and                                          produce
           nitrogen bases                                          proteins
                                                    sugar
                                              phosphate


                                                    nucleus                                    amino acid
           nucleus                                                 tRNA
           contains the                                            transfer ribonucleic acid;     tRNA
           genetic material                                        a strand of RNA that
           (DNA) and                                               carries a specific amino
           serves as the                                           acid and has an anti-             anticodon
           control center of                                       codon region that pairs
           the cell                                                with mRNA codon                            mRNA
                                                                                                       codon



           protein                                                 transcription
           large organic molecules                                 the process of
           that are made of                                        using a strand of
           carbon, oxygen,                                         DNA to make a                         mRNA
           hydrogen, nitrogen,                                     messenger RNA
           and sometimes sulfur
                                                                                                          DNA




                          amino acid chain
                                                                   translation
           protein synthesis
                                                                   the process of
           the process of
                                                                   converting the
           reading mRNA                                            coded information
           to produce a                            protein         on a messenger
           very specific                                           RNA to a protein
           protein
                                           mRNA


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