Biology
BIOLOGY A LEVEL(FORM SIX) NOTES – REPRODUCTION 2
SIGNIFICANCE OF MEIOSIS: It insures constant chromosome number to all species which reproduce sexually. This is because during gametes formation. The number of chromosomes is
BIOLOGY As LEVEL(FORM FIVE) NOTES – GASEOUS EXCHANGE AND RESPIRATION
BIOLOGY FORM FIVE NOTES TOPIC SIX GASEOUS EXCHANGE AND RESPIRATION Gaseous exchange is the movement of oxygen and carbondioxide between the organism and its environment
BIOLOGY A LEVEL(FORM SIX) NOTES – GENETICS
GENETICSGenetics is the study of heredity and variationHeredity- is the passage of character from one generation to another.Variation – these are differences among individuals of
BIOLOGY As LEVEL(FORM FIVE) NOTES – PRINCIPLES OF CLASSIFICATION
BIOLOGY FORM FIVE .NOTES. TOPIC THREE PRINCIPLES OF CLASSIFICATION PRINCIPLES OF CLASSIFICATION There are few terms which come across when studying classification. These terms
BIOLOGY As LEVEL(FORM FIVE) NOTES – THE CONCEPT OF CYTOLOGY.
THE CONCEPT OF CYTOLOGY. Cytology is the study of cells, their structures, functions, characteristics and adaptations. THE CELL THEORY The bodies of all living things
BIOLOGY O LEVEL(FORM TWO) NOTES – NUTRITION -2
NUTRITION -2The ruminant digestive systemA ruminant is an animal that chews food, swallows it then returns it to the mouth later for further chewing. This
BIOLOGY O LEVEL(FORM TWO) NOTES – TRANSPORTATION OF LIVING MATERIALS -2
TRANSPORTATION OF LIVING MATERIALS -2 TRANSPORT IN PLANTIntroduction:The transport system in plants is not as complex as that of animals. Materials are transported by vascular
BIOLOGY A LEVEL(FORM SIX) NOTES – EVOLUTION
EVOLUTIONORGANIC EVOLUTION.Organic evolution is a gradual change in the genetic composition of organisms in a population during successive generations leading to formation of new species