With reference to Parkinson’s disease, consider the following statements:
1.Parkinson’s disease (PD) is a movement disorder that occurs when nerve cells in the brain fail to produce sufficient amounts of dopamine.
2.The disease can be definitively diagnosed through a single laboratory test.
3.It is more common in men than in women, and there is currently no cure for Parkinson’s disease (PD).
Which of the statements given above is/are correct?