validity objective procedure iii sample type problem OF III CONCLUSIONS deficiency preparation percentage final resulting index difficulty table result biology student REFERENCES analysi location RESEARCH learning research retention aspect IV mind limitation content transport design REVIEW create conceptual using significance appendix homogeneity vii sheet INTRODUCTION RESULT topic cellular II normality CHAPTER LITERATURE figure background map study description affective METHODOLOGY population test step how DISCUSSION ratification score question obtaining membrane TABLE theoretical reliability cognitive page memory RECOMMENDATION viii discrimination time strength framework data mechanism cell discussion strategie acknowledgement list size instrument conclusion achievement variable technique asses identification suggestion CONTENT scope effect gain abstract hypothesi biography