Answer:
True
Step-by-step explanation:
Although we understand the basic concepts and reasons for sleep, we do not actually understand the details in such a clear way. We know that there are two main reasons for humans to require sleep. The first one is that sleep helps us repair and restore our organ systems. The second one is that sleep allows us to retain the memories that we have recently acquired. However, the precise mechanisms that underlie these processes are still poorly understood.