Biology A

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Across
  1. 3. sequences of nitrogenous bases
  2. 5. made of chains of amino acids
  3. 6. located on the same chromosome
  4. 10. unchanged variable
  5. 13. traits that are on 22 pairs of chromosomes
  6. 15. serve as chemical messengers and have other roles
  7. 16. anything that has mass or takes up space
  8. 18. abiotic and biotic factors in an area
  9. 22. fats or oils
  10. 24. matches with Cytosine
  11. 26. living things are made up of cells
  12. 28. characteristics are transferred from parents to offspring with DNA
  13. 29. first step of scientific method
  14. 31. group used for comparison
  15. 33. ribonucleic acid
  16. 35. sugar or starch used to store energy
Down
  1. 1. statement that can't change under certain natural conditions
  2. 2. variable changed by you
  3. 4. 2+ elements bonded together
  4. 7. way of gaining knowledge about the natural world
  5. 8. process that makes proteins
  6. 9. chance or possibility of something happening
  7. 11. individual living thing
  8. 12. final step of scientific method
  9. 14. both alleles are expressed
  10. 17. changes over time
  11. 19. variable affected by others
  12. 20. matches with Thymine
  13. 21. scientific guess
  14. 23. deoxyribonucleic acid
  15. 25. basic unit of life
  16. 27. the used of technology to change the genetic makeup of living organisms for human purposes
  17. 30. process of producing offspring
  18. 32. keeps everything in a cell constant
  19. 34. Proteins that control transcription