GLOSSARY Abundance of an mRNA is the average number of molecules per cell Abundant mRNAs consist of a small number of individual species, each present in a large
Transcription is very similar to DNA replication but there are some important differencesi 1 RNA is made of ribonucleotides 2. RNA polymerase catalyzes the reaction 3. The synthesized RNa does not remain base-paired to the template DNA strand 4. Less accurate(error rate: 10-4)