Answer:
Greasy pig disease (Facial dermatitis/exudative epidermitis) Lice. Mange. Ringworm.
The outer ring is is the ever first ring but the inner ones tell if it’s old or not.
Answer: This is an example of organizational heirarchy.
Explanation: These biological structures are designed in a way that the whole system consist of different parts serving its own unique purpose, making up a full functional system. It goes from; atoms, molecules,cells, tissues and organs which makes up a system. Digestive system for example is composed of atoms, molecules,cells, tissues and organs that helps to digest amd convert food into energy(ATP).
