Evolution and Natural Selection Crossword Puzzle

1234567891011121314151617181920212223
Across
  1. 4. Came up with the Theory of Natural Selection
  2. 5. Came up with the incorrect Theory of Inheritance of Acquired Traits
  3. 6. Organisms with the best variations for an environment live
  4. 7. Change in allele frequency due to random chance
  5. 10. Ship Darwin sailed on to the Galapagos
  6. 13. Selects for both extremes and eliminates average
  7. 15. Over time, the population of organisms changes to be best suited to the environment
  8. 16. Movement of alleles in or out of a population when organisms migrate
  9. 18. Evolution shows that all organisms have the same characteristics of life
  10. 20. All the alleles of a population’s genes
  11. 21. Small scale evolution that causes change within a species
  12. 22. Organisms must compete for the resources that are available in the environment
  13. 23. Organisms have different inherited variations
Down
  1. 1. A few members of a population start a new population
  2. 2. Selection Process in which organisms with favorable adaptations survive, reproduce, and pass on their variations to the next generation
  3. 3. Provides new alleles that introduce new variations
  4. 4. Evolution shows that each species is adapted to its environment
  5. 8. Individuals choose mates according to their physical traits
  6. 9. More offspring are born than can survive
  7. 11. Eliminates genes from a population (ex: natural disasters)
  8. 12. Gradual accumulation of adaptations in a population over time
  9. 14. Selects for average individuals
  10. 17. Surviving organisms pass on their genes more frequently
  11. 19. Selects for one extreme