Mendrofa, Siti Rohani, Bosanica Ndruru, Suci Theresia Sridevi Sitanggang, Novita Kristiani Harefa, Niskar Apriani Lase, Elsa Karunia Zendrato, Indah Riani Zendrato, Darwin Waruwu, and Nofamataro Zebua. 2026. “Conceptual Understanding of Human Circulatory System Among Preservice Elementary Teachers”. GEN BIONIX: Jurnal Ilmiah Pendidikan Biologi 4 (1):66-72. https://doi.org/10.56207/genbionix.v4i1.916.