The correct answer among the choices given is option A. Erythropoietin is the performance-enhancing drugs has the side effect of thickening of the blood. It is present in our body at certain levels because it promotes the production of red blood cells. It i used to treat anemia resulting from kidney failure or cancer treatment.
Answer:
Falsifiability
Explanation:
Falsifiability:
Falsifiability is an important principle in science philosophy. A theory or hypothesis only be considered scientific if it has the possibility of rejection and acceptance. It means, before acceptance of hypothesis it must be disprovable.
Example: "All swans are white" is an example of falsifiability because black swans are also there.
I think the answer is drugs but i'm not so sure
220-your age
so subtract 220 from how old you are.