Across
- 4. body system that includes brain and spinal cord
- 6. the building block of nucleic acids
- 10. type of blood cell that transports oxygen
- 12. reproduction requiring only 1 parent
- 15. change in a species over time
- 17. parasitism, mutualism, commensalism are examples
- 18. maintenance of a stable internal environment
- 20. molecule used to copy gene during transcription
- 21. type of transport that requires ATP from cell (LOW > HIGH)
- 22. a group of tissues working together to perform a function
- 24. site of cellular respiration
- 27. the basic unit of life
- 28. a trait that provides the organism an advantage
- 29. shape of DNA is the double _____
Down
- 1. process of breaking down food into usable molecules
- 2. process of capturing light to make sugar
- 3. variable that goes on the X axis
- 5. gases like CO2 that trap heat are called ____ gases
- 7. structure made of condensed DNA; humans have 46
- 8. cell division used to make sperm/eggs
- 9. another word for "consumer"
- 11. word that means "make" or "produce"
- 13. a factor that is not living in an ecosystem
- 14. body system responsible for protecting you from infection
- 16. cell division resulting in 2 identical daughter cells
- 19. long term weather patterns on Earth
- 21. a version of a gene (ex: blue v green eyes)
- 23. a segment of DNA that codes for a trait
- 25. the diffusion of water
- 26. the physical appearance/characteristics of an organism