Science

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Across
  1. 3. study of tissues
  2. 4. study of viruses
  3. 6. study of bacteria
  4. 8. it is body chromosomes
  5. 9. refer to the combination of two different alleles
  6. 11. mating between two organisms with different variations at one genetic chromosome of interest.
  7. 15. study of organs of living things
  8. 16. passing of traits from parents to their offspring
  9. 17. study of heredity
  10. 18. study the relationship of living thing to non-living fact
  11. 19. combination of genes in an organism
  12. 21. naming,grouping,classifying living-things
  13. 22. the scientific study of plants
Down
  1. 1. refer to the external appearance of an organism
  2. 2. study of microorganisms
  3. 5. made out of genes located inside the nucleus
  4. 7. study of animals
  5. 10. traits that are hidden
  6. 12. refer to the combination of two alleles
  7. 13. traits that are expressed
  8. 14. study of cells
  9. 20. the position of a gene on a chromosome