WASHINGTON — Supreme Court oral arguments in a key immigration case grew heated Tuesday as Justice Ketanji Brown Jackson, President Biden’s first nominee to the court, rejected the White House’s interpretation of federal law. Jackson accused Solicitor General Elizabeth Prelogar of having a “conceptual problem” in her understanding of the Administrative Procedure Act, which requires the federal bureaucracy to take certain steps when changing policies. The case, brought by Texas and Louisiana, challenges Homeland Security Secretary Alejandro Mayorkas’ 2021 memo that said federal agents should review the “totality” of an illegal immigrant’s threat to public safety rather than automatically expel...