Multiple choice What process does NOT happen in the cytoplasm? Enzymes catalyse metabolic reactions DNA replication Organelles are suspended Ribosomes carry out protein synthesis Reveal answer Fill a bubble to check yourself B Correct answer Explanation In eukaryotic cells, DNA replication takes place inside the nucleus, not in the cytoplasm. Metabolic reactions, organelle suspension, and translation (protein synthesis) by free ribosomes all occur within the cytoplasm.