Law of Superposition
a basic law of geochronology, stating that in any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest on bottom, each layer being younger than the one beneath it and older than the one above it.
Answer:
Wounded skin heals by forming a scab
Explanation:
An amoeba splitting is mitosis.
The fur of a gray squirrel matching it's environment is adaptation.
A tomato plant making its own food is photosynthesis.
Wounded skin healing is an example of how a living thing is healing/maintaining it's structure.