Once transcription is initiated, the DNA double helix unwinds and RNA polymerase reads the template strand, adding nucleotides to the 3′ end of the growing chain (Figure 2b). At a temperature of ...

Credit: Kateryna Kon/Science Photo Library/ What is DNA, and how does it work? You don't need a degree in ...

This polymerase contains four catalytic subunits ... For example, researchers know that RNA pol II can bind to a DNA sequence within the promoter of many genes, known as the TATA box, to initiate ...

Enzymes called RNA polymerases transcribe DNA into RNA. RNA is the intermediary that carries ... types of RNA polymerases that can transcribe different types of RNA. RNA polymerase II, shown here, is ...

Unraveling DNA polymerase’s activity can help scientists better understand ... that is designed to empower scientists mapping the RNome and advance our overallunderstanding of RNA.

These insights from researchers could have major implications for diseases like cancer, where gene expression goes awry.

Forensic DNA profiling uses polymerase chain reaction (PCR ... that is designed to empower scientists mapping the RNome and advance our overallunderstanding of RNA.