biology ch:1 0ne shot

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Across
  1. 2. Study of chemical compounds and chemical processes in living organisms.
  2. 4. Study of metabolic activities or functions of different parts and organs of living organisms.
  3. 12. Study of interrelationship between living organisms and their environment.
  4. 13. Study of internal structure of living organisms by dissection.
  5. 14. Study of plants.
  6. 15. Microscopic study of tissues of plants and animals.
  7. 16. Study of origin of life and differentiation of new species from pre-existing ones along with the causes and mechanisms of evolution.
  8. 17. Study of viruses.
  9. 19. Study of forms and structure of plants and animals. It includes the study of external form, size, shape, color, and structure of different parts of living organisms.
  10. 20. Study of structure and function of cells and cell organelles.
Down
  1. 1. Study of protists.
  2. 3. Study of animals.
  3. 4. Study of fossils of plants and animals.
  4. 5. Study of identification, nomenclature and classification of living organisms and is also called Systematics.
  5. 6. Study of application of physical principles to biological processes.
  6. 7. Study of the body's defense mechanisms against pathogens.
  7. 8. Study of heredity and variations in living organisms.
  8. 9. Study of parasites.
  9. 10. Study of techniques to utilize enzymes, living organisms or their parts to produce products and processes useful to human beings.
  10. 11. Study of development of an animal or plant from zygote to new individual.
  11. 18. Study of the biology of behavior.
  12. 19. Study of microorganisms like bacteria, viruses etc.