INTRODUCTION TO BIOLOGY

INTRODUCTION TO BIOLOGY

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

BRANCHES OF BIOLOGY

  • Botany – study of plants
  • Zoology – study of animals
  • Microbiology – study’ of microscopic organisms
  • Morphology – study of external structure of organisms
  • Anatomy – study of internal structure of organisms
  • Physiology – study of the functioning or working of the cells or body
  • Biochemistry – study of the chemistry of materials in living organisms
  • Cytology – study of cells
  • Genetics – study of inheritance
  • Ecology- study of the relationship between organisms and their environment
  • Taxonomy – sorting out of organisms into groups
  • Histology – study of fine structure of tissues
  • Virology – study of viruses
  • Bacteriology – study of bacteria
  • Entomology – study of insects
  • Ichthyology – study of fish
See also  THE CELL

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

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