1. Revise
2. Be calm
3. Be hydrated
4. Be positive (your going to pass this exam, I believe in you)
and 5 Good Luck mate.
What procedure is being performed?
Homogeneous is when you cannot separate what you mixed, like when you mix milk and coffee, once mixed it can't be separated so Heterogeneous should be your answer
E
There is no immunization for Parkinson's Disease.