INTRODUCTION TO BIOLOGY

What is Biology? Biology derived from Greek words – BIOS meaning LIFE and LOGY meaning STUDY or KNOWLEDGE. Biology means “life knowledge”. It is the study of living things/organisms

BRANCHES OF BIOLOGY

1. Botany – study of plants
2. Zoology – study of animals
3. Microbiology – study’ of microscopic organisms
4. Morphology – study of external structure of organisms
5. Anatomy – study of internal structure of organisms
6. Physiology – study of the functioning or working of the cells or body
7. Biochemistry – study of the chemistry of materials in living organisms
8. Cytology – study of cells
9. Genetics – study of inheritance
10. Ecology- study of the relationship between organisms and their environment
11. Taxonomy – sorting out of organisms into groups
12. Histology – study of fine structure of tissues
13. Virology – study of viruses
14. Bacteriology – study of bacteria
15. Entomology – study of insects
16. Ichthyology – study of fish

IMPORTANCE OF BIOLOGY

• One learns about the functioning of the human body
• One understands the developmental changes that take place in the body
• It contributes immensely to improved life
• It enables one to enter careers such as:
• Medicine,
• Nutrition,
• Public Health,
• Dentistry,
• Agriculture
• Environmental Studies
• Teaching

Also See:

DETERMINATION OF THE GENOTYPE OF A DOMINANT PHENOTYPE

VARIATION IN POPULATION

CLASSIFICATION OF ANIMALS AND ORGANIZATION OF LIFE

CLASSIFICATION OF LIVING ORGANISMS

DIFFERENCES BETWEEN PLANTS AND ANIMALS