Question:Describe how the structure of DNA allows it to be copied, and what enzyme performs this function.? Describe how a messaenger RNA (mRNA)

Question:Describe how the structure of DNA allows it to be copied, and what enzyme performs this function.? 

Describe how a messaenger RNA (mRNA) transcript is made using DNA as a template?

Describe how the information in mRNA is used in the production of proteins by ribosomes?

Answer them corretly and perfer using simple words.