<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  How does insulin help regulate blood sugar levels? Context: Insulin regulates blood sugar levels by facilitating the uptake of glucose by cells. Answer: [/INST]Insulin helps regulate blood sugar levels by allowing cells to take in glucose from the bloodstream.</s>