INDRIYANI, Dita; SISWATI, Bea Hana; SAVIRA, Nadyatul Ilma Indah. Innovative 21st-century teaching: effectiveness of pbl in enhancing 4c skills on genetic diversity . Biosfer: Jurnal Pendidikan Biologi, [S. l.], v. 18, n. 2, p. 75–85, 2025. DOI: 10.21009/biosferjpb.53327. Disponível em: https://journal.unj.ac.id/unj/index.php/biosfer/article/view/53327. Acesso em: 20 may. 2026.