In a major move, the Biden administration plans to reclassify weed as a less harmful substance, which could lay the groundwork for more medical research and help cannabis businesses in New Jersey and beyond. Citing sources, the Associated Press reported that the U.S. Drug Enforcement Administration’s plan would recognize the medical use of cannabis and say it’s less likely to be abused than more dangerous drugs. But while recreational weed is legal in New Jersey and nearly two dozen other states, the plan would not legalize it across the nation. And it will still require further review before …