Heredity and Adaptation

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Across
  1. 1. traits that you get from your parents
  2. 4. the passing on of a physical or mental characteristic genetically
  3. 6. of superposition the rule that deeper layers of rock have older fossils
  4. 8. change of the characteristics of a species over time
  5. 13. first generation of two mated offspring
  6. 14. trying to cure a genetic disease by altering genes
  7. 17. scientist who study the earth
  8. 21. fossils made from parts of an organism
  9. 22. technology that alters genes
  10. 24. Scientist that search and observe fossils
  11. 27. a set of members of a family from a specific stage in descent
  12. 29. when an organism changes to better suit its environment
  13. 30. coming from an ancestor
  14. 31. predicts the genotypes of a particular breeding experiment
  15. 33. a unit of heredity that is transferred from parent to keiki
  16. 35. An error in the DNA sequence
  17. 36. a set of observable characteristics of an individual
  18. 38. a life form
  19. 39. ancestor an older species that two or more modern species can trace their ancestry to.
  20. 40. vast amount of time (millions of years)
  21. 43. humans using technology to alter genetics
  22. 44. evidence of ancient life
  23. 45. a chemical element that differs in neutron levels, not very stable
  24. 46. a group of living organisms that can interbreed
  25. 47. vertebrae animal with 4 limbs
Down
  1. 2. a trait you get from your parents
  2. 3. a trait that expresses over another (upper case letters)
  3. 5. material that carries genetic information
  4. 7. a diagram that shows the relationship between species
  5. 9. difference in characteristics within a population
  6. 10. fossils developed from tracks, marks, burrow, impressions, or droppings
  7. 11. a broad term referring to an organism's genetic makeup (letters)
  8. 12. layered rock
  9. 15. two identical alleles (Homozygous dominant: AA / Homozygous recessive: aa)
  10. 16. substance that consists of amino acids, important for biological processes
  11. 18. a trait
  12. 19. A trait that is NOT expressed over another (lower case letters)
  13. 20. a record that helps scientist place important events and species in the appropriate geologic era
  14. 23. the study of heredity and variation of characteristics
  15. 25. explains why life is both similar and diverse
  16. 26. a large time period over thousands of years
  17. 28. altering an organisms genes through injecting a drug
  18. 32. threadlike structures that carry genetic info
  19. 34. change over time
  20. 37. Genetically modified organisms (ex: plants that resist pesticides)
  21. 41. two NON identical alleles (A/a)
  22. 42. organisms better adapted to their environment tend to survive and produce more offspring.
  23. 43. one or more of the forms of a given trait