COGNITIVE MODELING FEATURES OF DIGITAL EDUCATIONAL TECHNOLOGIES IN TEACHING COMPLEX BIOLOGICAL PROCESSES TO SECONDARY SCHOOL STUDENTS: EVIDENCE FROM GRADE 8. Research and Development [Internet]. 2026 Apr. 17 [cited 2026 May 11];3(2):70-5. Available from: https://imfaktor.icare.uz/index.php/tjrd/article/view/2090