Answer
you attend to any illness or disease by going to the doctor at the first sign of it
you make sure that your health choices reduce the risk of potentially negative situations.
Explanation:
Cirrhosis of the liver is a disease that effects the function of the liver. the liver has a function to clean out and detoxify the body. If at that point the liver cannot clean out the toxins you either have dialysis to help clean out the toxins in the liver. it causes the kidneys not to function correctly and you may need a kidney transplant.
Answer - Theory
Reasoning - Your best bet and term to describe the evolution by natural selection is theory as to still scientific theory/research is still ongoing and changes can be made in a different direction.
Animal cells (which are Eukaryotes) contain a nuclues, while Bacterial cells (which are Prokaryotes) do not contain a nucleus.
Because humans are humans