Across
- 3. living organisms that are unicellular
- 5. the variable in an experiment that is changed/manipulated
- 6. making an ________ means using your senses to gather information
- 8. the variable in an experiment that is measured
- 10. the scientist that created the principles of heredity
- 13. the variable in an experiment that is kept the same
- 14. the relative size of things
- 17. living organisms that are multicellular
- 18. the study of how traits are passed on
Down
- 1. two copies of different allele
- 2. process in which plants convert light energy into chemical energy
- 4. living things such as plants, animals, and bacteria
- 7. an ______ is a logical conclusion
- 9. two copies of the same allele
- 11. tiny structures that make up all living things
- 12. a gene for a particular trait
- 14. reproduction involves two parents and results in genetic variation
- 15. an inherited characteristic of an organism
- 16. one parent produces offspring that are genetically identical