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