BIOLOGY As LEVEL(FORM FIVE) NOTES – NUTRITION
NUTRITION Nutrition is the process of acquiring energy and materials such as proteins, glucose, minerals, fats etc. Living organisms can be grouped on the basis
BIOLOGY O LEVEL(FORM THREE) NOTES – REPRODUCTION -1
REPRODUCTION -1This is the process by which organisms produce new individuals of the same species.This is one of the important features of living things. Reproduction
BIOLOGY O LEVEL(FORM THREE) NOTES – REGULATION (HOMEOSTASIS)
REGULATION (HOMEOSTASIS)REGULATION – This is the maintenance of a relatively constant internal body environment. The internal environment includes temperature, concentration of salt, glucose, water, and
BIOLOGY As LEVEL(FORM FIVE) NOTES – CYTOLOGY 2 (2)
CYTOLOGY 2 Proteins are polymers of amino acids joined together by peptide bond. OTHER BONDS FOUND IN PROTEINS. Ionic bonds: is an electrostatic attraction between
BIOLOGY O LEVEL(FORM FOUR) NOTES – GENETICS AND VARIATION -1
GENETICS AND VARIATION -1Genetics is a branch of science which deals with the study of inheritance and variation.Definition of termsHeredityIs a passing of features from
BIOLOGY O LEVEL(FORM FOUR) NOTES – ORGANIC EVOLUTION
ORGANIC EVOLUTIONCONCEPT OF ORGANIC EVOLUTIONOrganic evolution is the gradual development of organisms from simple life forms to more complex life forms over time. It explains
BIOLOGY O LEVEL(FORM FOUR) NOTES – GROWTH AND DEVELOPMENT
GROWTH AND DEVELOPMENTGROWTHRefers to the irreversible (permanent) increase in size and mass of an organism.Reproduction results in the formation of new organisms. Every newly produced
BIOLOGY O LEVEL(FORM FOUR) NOTES – HIV, AIDS AND STD's
HIV, AIDS AND STD’sHIVHIV stands for human immunity deficiency virus. HIV weakens the body immune system by entering into white blood cell (lymphocytes) and binds