Biology quiz 1

123456789101112131415161718192021222324
Across
  1. 3. Structures inside a cell.
  2. 4. Has a true nucleus.
  3. 7. Establishes the outer boundary of the cell.
  4. 10. Species that do not share a common ancestor.
  5. 13. Natural mechanisms that prevent the survival of a zygote between two different species.
  6. 14. Organelle where the DNA is kept.
  7. 18. A hypothesis that has been proven correct multiple times.
  8. 21. Groups of organisms defined by species.
  9. 23. Any change in the environment that favors the survival of one trait over another.
  10. 24. An educated guess
Down
  1. 1. A limit to the natural law.
  2. 2. Organisms capable of producing fertal offspring.
  3. 5. Species that does share a common ancestor.
  4. 6. Theory that all living things are made of cells.
  5. 8. Offspring that are different from the parents.
  6. 9. Everything inside a cell.
  7. 11. Where the proteins are produced in a cell.
  8. 12. Organelle for temporary storage
  9. 15. The belief that life is a product of chemical and physical progression.
  10. 16. Does not have a true nucleus.
  11. 17. Converts sugar energy to ATP.
  12. 19. Natural mechanisms that prevent the ferilization of an egg cell in a different species.
  13. 20. The belief that life is a product of supernatural feats.
  14. 22. Process of evolution that forms new biological species.