{"role":"assistant","content":"A neuron is a specialized cell that serves as the fundamental unit of the nervous system in both vertebrates and invertebrates. Neurons are responsible for transmitting information throughout the body in the form of electrical and chemical signals. \n\nKey components of a neuron include:\n\n1. **Cell Body (Soma)**: The central part of the neuron that contains the nucleus and organelles. It is responsible for the metabolic activities of the cell.\n\n2. **Dendrites**: These are branch-like structures","refusal":null,"annotations":[]}