Question

1. (a) Describe the process of DNA replication and draw some pictures. In your answer, include the starting materials, describe the building blocks, their interactions, and the proteins involved. You might use the following terms:

• replication fork and bubble;
• helicase, single strand binding proteins;
• RNA primase;
• DNA polymerase;
• template, nucleotides;
• lagging and leading strands;
• ligase;
• semi-conservative.

1. (b) Describe the process of DNA transcription into RNA. Draw some pictures.

In your answer, include the starting materials, describe the building blocks, their interactions, and the proteins involved. You might use the following terms:

• template;
• promoter;
• RNA polymerase;
• nucleotides;
• initiation, elongation, termination.

Answer 1