Biology STAAR Vocabulary

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Across
  1. 5. The cell splits in half, resulting in two daughter cells.
  2. 6. X-shaped chromosomes move to opposite poles.
  3. 9. Cells create proteins through transcription and translation.
  4. 11. Growing stage of the cell. (G1, S, G2)
  5. 13. MRNA creates proteins and sequences that complement DNA sequences.
  6. 17. The third phase of Interphase. The cell prepares for division.
  7. 18. X-shaped chromosomes meet in the middle.
  8. 20. The first phase of Interphase. The cell begins growing.
  9. 22. A single-stranded structure that holds genetic information.
  10. 23. Genetic molecules made up of a Nitrogenous base, a pentose sugar, and a phosphate.
  11. 24. AGCT
  12. 26. A nucleotide base that's paired with Thymine.
  13. 28. A nucleotide base that's paired with Adenine.
  14. 29. The crossing between two heterozygous organisms carrying two different traits.
  15. 30. An allele that is expressed but is masked over by dominant traits.
  16. 31. Two nuclei are formed from X-shaped chromosomes.
Down
  1. 1. Cells divide and form two identical daughter cells.
  2. 2. The crossing between two heterozygous organisms carrying one trait.
  3. 3. A change in a cell's DNA sequence.
  4. 4. MRNA carries gene information from DNA into RNA.
  5. 7. Chromosomes begin to form and cross. (X shape)
  6. 8. A nucleotide base that's paired with guanine.
  7. 10. An organism with two identical alleles. (Ex:BB or bb)
  8. 12. An organism with two different alleles. (Ex: Bb)
  9. 14. Nucleotide bases that are properly paired. (Ex: AT or CG)
  10. 15. The backbone of DNA.
  11. 16. An allele that is expressed and preferred over recessive traits.
  12. 19. What deoxyribose is.
  13. 21. A nucleotide base that's paired with cytosine.
  14. 25. A double helix structure that holds genetic information.
  15. 27. A DNA molecule that has a ladder-like shape.