DR RUKHSANA DURRANI; MOHAMMAD RAFIUDDIN; DR MUNEER AHMED. An Examination of the Learning Difficulties Faced by Students in Biology at the Secondary Level in the District of Mardan. AL-HAYAT Research Journal (AHRJ), [S. l.], v. 2, n. 2, p. 308–318, 2025. DOI: 10.5281/. Disponível em: https://hrj.com.pk/index.php/hrj/article/view/141. Acesso em: 29 jan. 2026.