tumpuan bacaan biologi spm 2011

-structure & function of cell

-concept of hypertonic, isotonic & hypotonic

-the flow of secretion of extracellular enzyme from pancreatic cell (essay)

-enzyme-lock & key hypothesis

-mitotic division in apical meristem (root tip)

-process of digestion from mouth until ileum in human (carbohydrate, protein & fat)-essay

-anoreksia nervosa & bulemia (essay)

-photosynthesis mechanism-water photolysis

-trachea system for insect

-anaerobic respiration in muscle

-nitrogen cycle (nitrifying bacteria & denitrifying bacteria)

-eutrophication (excessive fertilizer in water)-BOD

-green house effect / global warming-deforestation