Question1) Answer all the questions:
i) What is genetic code? Describe the characteristics of genetic code.
ii) Write down three structural features of B–form of DNA double helix.
iii) What are Riboswitches?
iv) What is IPR? Why is it essential?
v) What are Point Mutation? Write down their molecular nature.
Question2) What is semi conservative replication. Briefly explain the steps of replication in prokaryotes.
Question3) Write short note on DNA repair system.
Question4) Explain RNA polymerans in prokaryotes. Briefly Describe mechanism of initiation of transcription in prokaryotes.