Across
- 2. a complex molecule containing the genetic information that makes up the chromosomes
- 4. cells of reproduction
- 7. fertilized egg that contains chromosomes from both a sperm and an egg
- 10. single celled spherical organism
- 11. fats
- 14. system the body system that includes the lugs and heart
- 17. the cell highway
- 19. factor all living organism that inhabits an environment
- 20. main energy source that cells use for most of their work
- 21. reactions occur anytime chemical bond is broken or formed
- 22. the basic unit of life
- 23. a simple sugar that is an important source of energy
- 24. a group of atoms bonded together
- 27. a living thing
- 28. A segment of DNA on a chromosomes that codes for a specif trait
Down
- 1. anything that has mass and takes up space
- 3. cell organelle that stores material such as water salts proteins and carbohydrate
- 5. cell division
- 6. All of the chemical reactions that occur within and organism
- 8. combined with or having undergone a chemical reaction with oxygen
- 9. the study of microorganism
- 12. a nutrient in food that gets broken down into glucose to provide energy
- 13. a rapid reaction between oxygen and fuel source
- 15. system the human body system that contains heart,blood,and blood vessel
- 16. Nutrients that contain nitrogen as well as carbon hydrogen and oxygen
- 18. A tiny cell structure that carries out a specific function within the cell
- 19. basal Metabolic rate
- 25. a unit to measure the amount of energy contained in foods
- 26. factor non living factors including temp,water,and rocks