I think it's the Pancreas
Ozone may cause many problems in human health especially respiratory diseases. Ozone may cause, asthma attack, lung cancer, shortness of breath and cough. It may also pose a threat in the cardiovascular system.
Mitochondria are shaped perfectly to maximize their productivity. They are made of two membranes. The outer membrane covers the organelle and contains it like a skin. The inner membrane folds over many times and creates layered structures called cristae. The fluid contained in the mitochondria is called the matrix.
The placenta and the umbilical cord