Bio quarter 3 test crossword

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Across
  1. 3. the rearrangement of DNA sequences by the breakage and rejoining of chromosomes or chromosome segments
  2. 4. suggests that life on Earth began with a simple RNA molecule that could copy itself without help from other molecules
  3. 6. when species reproduce many more offspring than can possibly survive
  4. 8. A mating system in which at least some individuals are more or less likely to mate with individuals of a particular genotype than with individuals of other genotypes
  5. 10. a mechanism of evolution that works by altering the heritable traits of a population
  6. 12. symbiosis in which one of the symbiotic organisms lives inside the other.
  7. 14. symbiotic relationship in which one organism benefits and the other is neither helped or harmed
  8. 15. diagram depicting patterns of shared characteristics among species
  9. 18. process by which organisms that are most suited to their environment survive and reproduce most successfully
  10. 20. change in the genetic material of a cell
  11. 21. the sum of all biological processes by which particular characteristics are transmitted from parents to their offspring
  12. 23. sum total of all the different forms of genetic information carried by a particular species, or by all organisms on Earth
  13. 24. The modern theory of _________ _________ is based on the assumption that on a primitive earth a mixture of simple chemicals assembled into more complex molecular systems, from which, eventually came the first functioning cell(s).
Down
  1. 1. continued breeding of individuals with similiar characteristics to maintain the derived characteristics of a kind of organism
  2. 2. difference in DNA among individuals or the differences between populations among the same species.
  3. 5. the study of similarities and differences in the anatomy of different species
  4. 7. change over time; the process by which modern organisms have descended from ancient organisms
  5. 9. difference in DNA among individuals or the differences between populations among the same species.
  6. 11. classification system in which each species is assigned a two-part scientific name
  7. 13. It copied the early earth conditions(NO OXYGEN, toxic gases, hot oceanwater, lightning )Inorganic (NON LIVING) compounds transformed into organic building(LIVING) compounds (AMINO ACIDS).Amino acids (proteins) are the buildingblocks of LIFE .
  8. 16. system of naming and classifying organisms based on shared characteristics and universal rules
  9. 17. any group of seed plants that bear their seeds within a layer of tissue that protects the seed
  10. 19. group of anthropoids that include gibbons, orangutans, gorillas, chimpanzees, and humans
  11. 22. a pattern of behavior in which animals travel from one habitat to another in search of food, better conditions, or reproductive needs
  12. 23. the movement of genes into or out of a population