Across
- 4. study of relationship between a living and non-living thing
- 8. study of heredity
- 9. study of cells
- 10. combination of genes in an organism
- 11. study of bacteria
- 12. study of viruses
- 15. study of organs
- 16. mating of 2 organism that different in only in one character
- 19. naming,growing and classifying living things
- 20. combinations of 2 same alleles
- 21. traits that are hidden
- 22. study of plants
Down
- 1. traits that are expressed
- 2. transfer of characteristics from parents to offspring
- 3. study of animals
- 5. external appearance of an organism
- 6. study of micro organisms
- 7. combination of 2 different alleles
- 13. container of genes
- 14. made up of genes located inside the nucleus
- 17. study of tissues
- 18. body chromosomes