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 12 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 with this medium-level crossword puzzle. Perfect for 6th-8th graders learning about adaptation, survival, and change over time.
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Across
- 1. Scientist who developed the theory of natural selection
- 2. A random change in an organism’s DNA
- 4. Different forms of a gene
- 6. An organism from which others have descended
- 7. Preserved remains or impressions of ancient organisms
- 9. To receive traits from parents
- 11. To choose organisms with favorable traits for reproduction
Down
- 3. Differences in traits among individuals in a population
- 5. The ability to continue living under environmental pressures
- 8. Ancient remains used to study past life
- 10. Group of organisms that can interbreed and produce fertile offspring
- 12. Change in traits that helps a species survive
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