Biology

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Across
  1. 2. the area where DNA strands separate during replication
  2. 3. messenger RNA that carries instructions from DNA
  3. 5. a condition of having more than two sets of chromosomes
  4. 13. transfer RNA that carries amino acids
  5. 14. a five carbon sugar found in DNA
  6. 15. ribosomal RNA that makes up ribosomes
  7. 18. Mutation a mutation where one base is replaced
  8. 19. a section of RNA that codes for proteins
  9. 21. a molecule containing phosphorus that is part of a nucleotide
  10. 23. a section of RNA that does not code for proteins
  11. 24. a molecule that stores genetic information
  12. 26. the process by which genes produce proteins
  13. 27. a molecule that carries genetic instructions for protein synthesis
  14. 29. weak bonds that hold DNA bases together
  15. 30. replication in which each new DNA molecule has one old strand
  16. 34. the preservation of original DNA information during replication
  17. 36. an enzyme that builds RNA molecules
  18. 37. the passing of genetic information from parent to offspring
  19. 38. the process of making proteins from RNA
  20. 39. the cell structure that contains DNA
  21. 40. Mutation a mutation that shifts the reading frame
  22. 41. a three base sequence on tRNA that matches a codon
Down
  1. 1. the site of protein synthesis
  2. 4. the process of making an exact copy of DNA
  3. 6. Sequence the order of amino acids in a protein
  4. 7. an enzyme that unwinds DNA during replication
  5. 8. an environmental factor that causes mutations
  6. 9. a change in an observable trait
  7. 10. an enzyme that builds new DNA strands
  8. 11. Mutation a change in the structure or number of chromosomes
  9. 12. Mutation a mutation where nucleotides are removed
  10. 16. a nitrogenous base that pairs with guanine
  11. 17. Mutation a mutation affecting a single nucleotide
  12. 20. Base, a molecule containing nitrogen that stores genetic information
  13. 22. a nitrogenous base that pairs with adenine in DNA
  14. 25. Mutation a mutation where extra nucleotides are added
  15. 26. a nitrogenous base that pairs with cytosine
  16. 28. the basic unit of DNA and RNA made of sugar phosphate and base
  17. 31. a three base sequence on mRNA that codes for an amino acid
  18. 32. a nitrogenous base that pairs with thymine in DNA
  19. 33. an enzyme that joins pieces of DNA together
  20. 35. the process of making RNA from DNA