Lamarck believed that acquired traits would be passed on to the next generation.
Your arbitration hearing will result in a decision (arbitration award) issued by the arbitrator(s) within 30 days of the hearing. The arbitration award will be final and binding on both you and your attorney, unless either of you seeks a trial de novo within 30 days.
FINRA arbitration usually takes nine months to a year and a half until trial and is almost always quicker than court litigation. One reason why FINRA is often a quicker forum is that in a court preceding a motion to dismiss is almost always filed in order to test the pleadings.