Nucleic acids - Mark Scheme
1. The X-ray diffraction pattern obtained by Rosalind Franklin indicated that the structure of DNA had 2. The structure of a ribosome includes I rRNA II Protein III Enzymes A I only B 1 and II only C I and III only D I, II and III 3. The role of DNA gyrase is to 4. Which of the following do not occur after transcription in prokaryotes? I Attachment of mRNA to a ribosome II Removal of introns III Movement of mRNA...