DNA and RNA are key to this puzzle that helps middle schoolers review basic protein synthesis terms like 'codon' and 'enzyme' with clear, simple clues.
Evolution and Natural Selection Crossword Puzzle for Middle School 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 Middle School
Explore key concepts of evolution and natural selection in this medium-difficulty crossword puzzle designed for grades 6-8. Includes important terms and ideas related to adaptation and survival.
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Across
- 1. A trait that helps an organism survive in its environment
- 2. The process where organisms better suited to their environment survive
- 3. An organism that comes from an ancestor
- 4. Preserved remains or traces of ancient organisms
- 6. An organism's ability to survive and reproduce
- 8. The variety of different species or genes in a population
- 13. Type of selection that happens without human interference
- 14. Units of heredity passed from parents to offspring
- 16. A characteristic such as eye color or height
Down
- 5. A group of organisms that can breed and produce offspring
- 7. All the surroundings that influence an organism
- 9. The gradual change in species over time
- 10. Differences among members of the same species
- 11. A group of organisms of the same species living together
- 12. A change in the DNA sequence that can affect traits
- 15. Passing of traits from parents to offspring
- 17. Different forms of a gene
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