(Reuters) – The Biden administration on Thursday proposed new regulations to expand Title IX sex discrimination protections for transgender students as part of a broader effort to replace Trump-era rules it said had weakened safeguards for sexual harassment victims. The proposed changes, announced by the U.S. Education Department on the 50th anniversary of the law’s passage, are aimed at K-12 schools and higher education institutions that receive federal funding. They would address how the schools respond to complaints of sexual discrimination, harassment or assaults. Title IX requires schools…