11 SCIB final crossword

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Across
  1. 2. A type of cell that has 46 chromosomes
  2. 6. Surviving to have more offspring
  3. 7. Homologous pairs switch sections, increases variation
  4. 10. Differences
  5. 13. Two random gametes fuse, increases variation
  6. 14. A type of reproduction that leads to variation
  7. 15. Survival of the fittest
  8. 18. Will only be expressed if there is no dominant allele
  9. 19. The allele combination of an individual
  10. 22. A mutation that adds a base
Down
  1. 1. 2 identical daughter cells
  2. 3. Homologous pairs line up randomly, increases variation
  3. 4. A type of reproduction that results in clones
  4. 5. 4 non identical daughter cells
  5. 8. A factor that challenges an organism, leads to natural selection
  6. 9. A change in the base sequence of DNA
  7. 11. What you do to discover a mystery genotype
  8. 12. An alternative or optional version of a gene
  9. 16. The expressed traits
  10. 17. Will be expressed if there is atleast one copy
  11. 19. A type of cell that has 23 chromosomes
  12. 20. A section of DNA that codes for a trait
  13. 21. A long twisting molecule that contains genetic information