207 O Level Biology Notes

UNIT 1: CELLS

UNIT 2: CLASSIFICATION

UNIT 3: MOVEMENT INTO AND OUT OF CELLS

UNIT 4: BIOLOGICAL MOLECULES

UNIT 5: ENZYMES

UNIT 6: PLANT NUTRITION

UNIT 7: TRANSPORT IN FLOWERING PLANTS

UNIT 8: HUMAN NUTRITION

UNIT 9: HUMAN GAS EXCHANGE

UNIT 10: RESPIRATION

UNIT 11: TRANSPORT IN HUMANS

UNIT 12: DISEASE AND IMMUNITY

UNIT 13: EXCRETION

UNIT 14: COORDINATION AND CONTROL

UNIT 15: TROPIC RESPONSE

UNIT 16 : DEVELOPMENT OF ORGANISMS AND CONTINUITY

UNIT 17: INHERITANCE

UNIT 18: VARIATION AND SELECTION

UNIT 19: BIOTECHNOLOGY AND GENETIC MODIFICATION

UNIT 20: RELATIONSHIP OF ORGANISMS WITH ONE ANOTHER AND WITH THE ENVIRONMENT

UNIT 21: HUMAN INFLUENCES ON ECOSYSTEM