Science

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