It would be Paget Disease, because it is simply a rare form of breast cancer.
I'm almost positive that this is DNA. LMK if I'm correct.
C. A 50% oxygen saturation level of blood returning to the lungs might indicate an activity level higher than normal.
Future differences I think
Answer:
The food adulterants and the chemical compound present in the food are harmful for the living organisms. The junk food increases the chances of obesity and health related disease.
The humans knows that the smoking and excess drinking of coca cola can cause harmful effect in their body. But this is human psychology that the knowing about the harmful effect of a particular substance cannot change the drinking or eating behavior of an individual.