BIOLOGY

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Across
  1. 2. particle of RNA
  2. 4. consists of three consecutive nucleotides
  3. 8. process that releases energy by breaking down sugars
  4. 11. structure formed during meiosis I
  5. 13. protein found in cell membrane
  6. 15. continuation of breeding individuals with similar characteristics
  7. 17. an organism with extra chromosomes
  8. 19. genes that control the changes in the cells and the tissues
  9. 20. process where daughter cells divide
  10. 22. a specific characteristic
  11. 23. they are not involved in the coding of proteins
Down
  1. 1. upaired bases
  2. 3. groups of organs that work together
  3. 5. passage way in and out of the nucleus
  4. 6. speacialized in structure and function
  5. 7. a kind of virus that targets bacteria for infection
  6. 9. duplication of DNA
  7. 10. contains copies of DNA-binding proteins
  8. 12. offspring crosses between parent cells
  9. 14. binding reigons of DNA
  10. 16. nicotinamide adennine dinucleotide
  11. 18. units that make up DNA molecules
  12. 19. protein in which DNA is coiled around
  13. 20. DNA coiled around Protein
  14. 21. tissues that work together