10 Biology Crossword

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Across
  1. 5. Selection by humans
  2. 13. Modern evidence for evolution
  3. 15. Offspring of two different species
  4. 16. A necessary requirement for speciation
  5. 17. A section of DNA that codes for a protein
  6. 20. Structures that have a similar function but evolved separately
  7. 22. DNA
  8. 23. Selective pressure against bacteria
  9. 24. Complementary to adenine
Down
  1. 1. The 'father' of evolution
  2. 2. Long strand of DNA
  3. 3. A necessary requirement for speciation
  4. 4. A necessary requirement for natural selection
  5. 6. Dominance type which results in a third phenotype
  6. 7. Building block of DNA
  7. 8. Base that is unique to RNA
  8. 9. Evidence for evolution
  9. 10. A necessary requirement for natural selection
  10. 11. Cell division for growth and repair
  11. 12. The 'father' of genetics
  12. 14. A necessary requirement for speciation
  13. 18. Cell division for sexual reproduction
  14. 19. Masked by a dominant allele
  15. 21. Complementary to cytosine
  16. 23. The continent where humans first evolved