TALLAT UMBRIN. Relationship of Teachers’ Conceptual Knowledge of Biology with Students’ Achievement at Secondary Leve. JSE, [S. l.], v. 3, n. 1, 2023. DOI: 10.30971/jse.v3i1.1674. Disponível em: https://ojs.aiou.edu.pk/index.php/jse/article/view/1674. Acesso em: 21 nov. 2025.