Genetics Review Crossword

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Across
  1. 2. Factors that control a trait
  2. 4. Cell divides into two identical daughter cells
  3. 7. Shows the presence or absence of a trait in multiple generations of a family
  4. 8. Changes in the sequence of nucleotides in DNA or changes in the number or structure of chromosomes
  5. 9. Chemical drugs that target rapidly dividing cells
  6. 12. Pairs with Cytosine in DNA and RNA
  7. 13. Spindles attach to this part on a chromosome
  8. 15. Carries amino acids to ribosomes
  9. 17. Physical appearance or visible trait
  10. 18. 3 complementary tRNA bases
  11. 19. Allele combination
  12. 20. A characteristic that an organism can pass on to its offspring through its genes
  13. 21. Has two identical alleles for a trait
  14. 23. Occurs in reproductive cells
  15. 24. Pairs with Thymine in DNA
Down
  1. 1. The process where a sperm and egg meet to form a new organism
  2. 3. Double stranded
  3. 5. Uncontrolled cell division
  4. 6. Cell division occurs during this phase of the cell cycle
  5. 10. mRNA --> Amino Acids
  6. 11. DNA --> mRNA
  7. 13. 3 nucleotide bases make up a _____
  8. 14. Replacing old worn out cells is a reason for this
  9. 16. Has two different alleles for a trait
  10. 17. Crossing over occurs
  11. 22. Is used in RNA instead of Thymine
  12. 23. Father of Genetics