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Evolution and Natural Selection Crossword Puzzle for Adults is a medium crossword puzzle with 17 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Evolution and Natural Selection Crossword Puzzle for Adults
Challenge your understanding of evolution and natural selection with this medium difficulty crossword puzzle. Perfect for adults and general audiences interested in key concepts like adaptation, fitness, and speciation.
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Across
  • 1. Change in species over generations
  • 2. Continuing to live in spite of environmental challenges
  • 3. Type of breeding choosing desirable traits
  • 6. Differences among individuals in a population
  • 10. Similarity due to shared ancestry
  • 13. Genetic makeup of an organism
  • 14. Group of organisms that can interbreed
  • 15. Plural of allele; different gene forms
Down
  • 4. Type of selection based on survival advantage
  • 5. Measure of reproductive success in natural selection
  • 7. Trait that improves an organism's chance of survival
  • 8. Scientist who proposed natural selection theory
  • 9. Observable characteristics of an organism
  • 11. Passing traits from parent to offspring
  • 12. Change in DNA sequence
  • 16. Variant form of a gene
  • 17. All genes present in a population
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