Biology Crossword

123456789101112131415161718192021222324252627282930
Across
  1. 2. Adenine & Guanine-structure made up of 2 rings
  2. 6. Occurs in the cytoplasm, mRNA to copied to make protein
  3. 9. The complete set of genes or genetic material in a cell
  4. 10. A permanent change in the DNA sequence of a gene.
  5. 12. to make
  6. 14. Cytosine & thymine - structure made up of 1 ring
  7. 15. living
  8. 18. A section of DNA that carries the information on how to make one protein
  9. 20. non-living
  10. 22. The substance on which an enzyme acts
  11. 23. A single strand of DNA tightly coiled around special proteins
  12. 26. Several units put together to make one large unit
  13. 27. Copying a strand of DNA to make more DNA
  14. 29. Ribonucleic Acid; used to make proteins
  15. 30. transfer rna
Down
  1. 1. one cell
  2. 3. The visual appearance of the chromosomes in the cell of a organism.
  3. 4. To break down or destroy
  4. 5. Different variations of the same gene
  5. 7. message rna
  6. 8. Deoxyribonucleic Acid; genetic information
  7. 11. Characteristics
  8. 13. The type of molecule that makes up DNA & RNA
  9. 16. one or more cells
  10. 17. Sequences of 3 bases on the rRNA
  11. 19. Occurs in nucleus, DNA is copied to make mRNA
  12. 21. Sequence of 3 bases on the mRNA
  13. 24. One individual unit
  14. 25. ribosomonoal rna
  15. 28. The process of producing genetically identical individuals.