Yes just like a snake the shed their skin to grow like a outer shell
Infected cells create and release small proteins known as interferons, which help the immune system fight viruses. Interferons stop viruses from replicating by interfering with their ability to multiply within infected cells.
Answer:
Mitochondria: It is also called power house of the cell because it genetates or produces energy for the cell which is required for different functions. The glucose which is absorbed by the body is taken to the cell and from there the glucose is entered in the mitochondria. The mitochondria start break down of the glucose molecule and generates energy in the form of Adenine tri phosphate (ATP).
The vulture is responsible for cleanup. Hope this helps!