Not really. Google tries to recognise it when you re-upload the same game using a different dev account, and will actually ban you for this.
Yes, they stated that in their account closure email.
Even more reason to just abandon Google for good. There can't be a single dominant platform where there is no process for appeal by human beings.
Yes. OP is human and learned from their mistake. They can start over with a new Google account and try again. If the Google ban hammer falls again then it's time to tell Google to f-off and move to another platform forever.