After 35-45 days, superficial epidermal cells die when they finally make their way to the top. What is the best explanation for their death?

there should be recorded video of the class under the assignments for the day

lifetime activities are certain actions that are either required throughout your life or you choose to do them. for example, eating is considered a lifetime activity, drinking water or other beverages, keeping your body clean, taking medicine. those types of actions are considered lifetime activities.