Science

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Across
  1. 4. it is body chromosome
  2. 5. combination of genes in an organism
  3. 8. study of tissues
  4. 9. made up genes located inside the nucleus
  5. 10. study of bacteria
  6. 12. study of heredity
  7. 13. mating of two organism that differ in only one character
  8. 19. trait that are expressed
  9. 21. study of cells
  10. 22. study the relationship of living thing to non living factor in the environment
Down
  1. 1. the study of plants
  2. 2. study of animals
  3. 3. this refers to the transfer of character to parent offspring
  4. 6. study of microbiology
  5. 7. refer to the combination of two alleles
  6. 11. refer to the external appearance of an organism
  7. 14. study of organs
  8. 15. refer to the combination of two different alleles
  9. 16. trait that are hidden
  10. 17. naming,grouping,classyfying living-things
  11. 18. study of viruses
  12. 20. the position of the gene on a chromosome