Explain the process of transcription

part of the DNA molecule unwinds DNA strands separate by DNA helicase breaking the hydrogen bonds one strand used as the template strand free nucleotides line up against DNA and bind through complementary base pairing RNA polymerase forms sugar-phosphate backbone by forming phosphodiester bonds between nucleotides pre-mRNA formed which exists through nuclear pore

MC

Related Biology A Level answers

All answers ▸

Over-watering a plant can result in the soil around a plant's roots becoming saturated with water, reducing the amount of oxygen available to the roots. Using your knowledge of aerobic and anaerobic respiration, explain how over-watering can kill a plant.


Why is it difficult for a baby to get enough oxygen to their tissues when there is a hole between the left and right ventricles?


What is the Hardy-Weiberg principle? How do I use the calculations? What are the limitations?


Describe how mRNA is produced in the nucleus of a cell