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