Cellular level. ...
tissue level. ...
organ level. ...
system level or organ-system level. ...
organismal level.
Organs are organized into organ systems such as the skeletal and muscular systems.
I think the answer would be stage 3. Only because, stage 3 is exhaustion, Your body shuts down completely. You have been burnt out. Exhausted.
Answer:
teenager
Explanation:
because teenagers value and respect each others views but adult wouldn't want to listen even when there is sense in what the teenager is saying
R-dopa has no effect on the Parkison's disease.