TOPIC 1: CYTOLOGY (III) ~ BIOLOGY FORM 5 TOPIC 1: CYTOLOGY (III) ~ BIOLOGY FORM 5 TOPIC 1: CYTOLOGY (III) ~ BIOLOGY FORM 5 Proteins are polymers of amino acids joined together by peptide bond. OTHER BONDS FOUND IN PROTEINS. Ionic bonds: is an electrostatic attraction between positive and negative charge. Hydrogen bond: this occurs … Read more
TOPIC 1: CYTOLOGY (II) ~ BIOLOGY FORM 5 TOPIC 1: CYTOLOGY (II) ~ BIOLOGY FORM 5 BIOCHEMISTRY ORGANIC CONSTITUENT OF THE CELLS. TOPIC 1: CYTOLOGY (II) ~ BIOLOGY FORM 5 Bio chemistry: is the study of structures, properties and functions of chemical constituents of the cells. -It is a great unifying theme in biology. It … Read more
TOPIC 1: CYTOLOGY (I) ~ BIOLOGY FORM 5 TOPIC 1: CYTOLOGY (I) ~ BIOLOGY FORM 5 THE CONCEPT OF CYTOLOGY. TOPIC 1: CYTOLOGY (I) ~ BIOLOGY FORM 5 Cytology is the study of cells, their structures, functions, characteristics and adaptations. THE CELL THEORY The bodies of all living things are made up of cells. Robert … Read more
18 Form Four Biology Tests 18 Form Four Biology Tests TEST : 1 (a) Give differences between Monocotyledon and Dicotyledon plants. (b) Classify the following organism up to class level. (i) Crub (ii) Grasshopper iii) Bat (iv) Moss plant (v) Housefly. (c) Mention the habitat of each of organism classified in 1 (b) above. (d) … Read more
HUMAN IMMUNO DEFICIENCY HIV / AIDS HUMAN IMMUNO DEFICIENCY ACQUIRED IMMUNO DEFICIENCY SYNDROME (AIDS) AND SEXUAL TRANSMITTED INFECTIONS BIOLOGY FORM 4 Relationship Between HIV, AIDS and STIs Defference between HIV, AIDS and STIs Distinguish between HIV, AIDS and STIs HIV/AIDS (Human Immunodeficiency Virus and Acquired Immune Deficiency Syndrome) Acquired means “to get from” this means … Read more
TOPIC 4: EVOLUTION | BIOLOGY FORM 4 The universe is a system made up of the stars, planets and the space surrounding them. The earth is the one of the planets in the universe. Plants, animals and other organisms like man, inhabit the earth. For many centuries man has witnessed and appreciated changes, which occur … Read more
TOPIC 3: CLASSIFICATION OF LIVING THINGS | BIOLOGY FORM 4 Kingdom Animalia The word ‘animal’ is derived from the Latin wordanimaliswhich means ‘having breath’. The Kingdom Animalia is characterized by eukaryotic and heterotrophic organisms. They are multicellular and lack cell wall. They depend directly or indirectly of plants for their food. Food is ingested and … Read more
TOPIC 2: GENETICS | BIOLOGY FORM 4 Concept of Genetics The concept of the Genetics Explain the concept of the genetics Genetics is the study of heredity and variations in organism. Through this statement there are two common words that are heredity and variation. Heredity is the passing on of characteristics from parents to the … Read more
TOPIC 1: GROWTH | BIOLOGY FORM 4 Concept of Growth The concept of Growth Explain the concept of growth Growth is an increase in size/mass or growth. It is the progressive development of living thing, especially the process by which the body reaches its point of complete physical development. The growth process is not a … Read more
TOPIC 6: REPRODUCTION | BIOLOGY FORM 3 TOPIC 6: REPRODUCTION | BIOLOGY FORM 3 Concept of Reproduction Reproduction is the ability of living organisms to form new individuals of the same species from those already in existence. Here, the new organisms replace those that have died and so life continues. It can also be defined … Read more