<human>:  What is the difference between the human immune system and a plant’s immune system?
<bot>: The primary difference between the human immune system and a plant's immune system is the complexity of the known biological processes. The human immune system is an intricate network of specialized cells and organs that work together to identify, respond to, and protect against potential threats, such as bacteria and viruses. A plant's immune system, on the other hand, is relatively simple and is mainly composed of physical and chemical components that directly protect the plant from potential threats. Additionally, the human immune system often relies on memory to remember past threats and respond faster to similar threats while a plant's immune system does not possess such capability.