The epidermis is the 5 top layers, and the dermis is the 2 inner layers
One should consider: proper clothing and shoes-so not to get injured. Knowledge of equipment and activity—one should know how to use all equipment and know how to play the games/activity so not to hurt themselves or others. Proper hydration and nutrition before hand-so not to get dehydrated or dizzy or sick and safety og equipment and location-check for broken items and discard, check environment for hills, holes, sticks, traffic, etc.
The nucleaus controls everything within cells
