Improve your understanding of the human digestive system with this medium-difficulty crossword designed for ESL learners. Includes common and intermediate terms related to digestion processes.
Hard Evolution and Natural Selection Crossword Puzzle for High School is a hard crossword puzzle with 13 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Hard Evolution and Natural Selection Crossword Puzzle for High School
Challenge yourself with this hard-level biology crossword focused on evolution and natural selection concepts. Perfect for grades 9-12 studying advanced evolutionary vocabulary.
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Across
- 1. Small-scale evolutionary changes within a population over time
- 3. Random fluctuations in allele frequencies in small populations
- 4. Group of organisms capable of interbreeding successfully
- 6. Process by which new species arise through evolution
- 8. Complete set of genetic information in a population
- 9. Evolutionary history and relationships among species or groups
- 10. Random change in DNA sequence potentially affecting evolution
Down
- 2. Pertaining to different forms of a gene
- 5. Differential survival and reproduction due to advantageous traits
- 7. Trait increasing an organism’s chance of survival in its environment
- 11. Structures derived from a common ancestor with varied functions
- 12. Variant form of a gene at a particular locus
- 13. Measure of reproductive success in evolutionary biology
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