Natural Selection Vocabulary

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Across
  1. 4. any difference in traits between individual organisms
  2. 6. version: a specific form of a gene that provides instructions for making a particular protein molecule
  3. 7. selection: the process by which the distribution of traits in a population changes over many generations
  4. 8. a group of individuals born and living at about the same time
  5. 12. to receive genes from a parent
  6. 13. everything (living and nonliving) that surrounds an organism
  7. 15. trait: a trait that makes it less likely that an individual will survive in a specific environment
  8. 16. un pedazo largo de ADN que contiene muchos genes
  9. 20. to stay alive
  10. 21. a characteristic that all members of a species have
  11. 22. un animal al cual otro animal caza o mata para alimentarse
  12. 24. a group of the same type of organism living in the same area
  13. 25. molecule: a type of large molecule that performs important functions inside organisms
  14. 27. a long piece of DNA that contains many genes
  15. 31. a group of organisms of the same kind (in one or more populations) that do not reproduce with organisms from any other group
  16. 32. trait: a trait that makes it more likely that an individual will survive in a specific environment
  17. 33. an instruction for making a protein molecule
  18. 34. a type of molecule that genes and chromosomes are made of
Down
  1. 1. a way of hiding by looking the same as the background
  2. 2. a graph that uses bars to show how characteristics or values are distributed within a group
  3. 3. an animal that is hunted or killed by another animal for food
  4. 5. pressure: something in the environment that affects an individual's chances of surviving
  5. 9. a related organism from a previous generation
  6. 10. an event or process that leads to a result or change
  7. 11. living things, such as plants, animals, and bacteria
  8. 14. a specific characteristic of an individual organism
  9. 17. a random change to a gene that sometimes results in a new trait
  10. 18. reproduction: the process in which two parents pass on their genes to create offspring
  11. 19. the number of individuals with each trait in a population
  12. 23. a young insect that looks somewhat different from the adult
  13. 26. an animal that hunts and kills other animals for food
  14. 28. an organism produced as a result of reproduction
  15. 29. a result or change that happens because of an event or process
  16. 30. an idea about what might happen that is based on what you already know