What would happen if M RNA were radio actively labeled instead of polypeptides is that instead of one seeing the DNA passing through all the molecular factories you will instead see just messenger RNA taking code and delivering it to Ribosome. This is mainly found in cytoplasm and Endoplasmic recticulums.
#5 the answer is glucose because it is a simple sugar and plays a role in cellular respiration and photosynthesis
Your answer for this question is paper which Is A
