Biology Crossword Puzzle

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Across
  1. 5. Change in characteristics of species across generations
  2. 7. Assembles proteins using DNA instructions
  3. 10. Diagram shows evolutionary relationships between organisms
  4. 13. When the nucleus becomes two nuclei and chromosomes divide
  5. 14. Controls what enters and leaves the cell
  6. 18. A cell grows, doubles the DNA, and gets prepared for cell division
  7. 19. Does not use oxygen to break down nutrients
  8. 21. Controls cell activities, contains genetic information
  9. 23. DNA is turned into mRNA
  10. 25. The same species becomes separated by a physical barrier
  11. 26. Species population size exceeds the capacity
  12. 27. Genetic expression
  13. 28. Does not use energy to move molecules across the membrane
  14. 29. Substance that kills growth of other microorganisms
Down
  1. 1. Diagram used to identify plants and animals
  2. 2. What the body does to stay the same or balanced
  3. 3. Plants convert light energy into food for themselves
  4. 4. Organisms convert food into usable energy
  5. 6. Why certain traits become dominant in a population
  6. 8. Molecules necessary for life
  7. 9. Uses ATP to move substances across the membrane
  8. 11. mRNA is read by ribosacidso make amino a cids into a protein
  9. 12. Produces energy through cellular respiration
  10. 13. A type of cell division in sexually reproducing organisms
  11. 15. Uses oxygen to break down nutrients into ATP
  12. 16. Book of code that tells your cells what to do
  13. 17. Relatively unspecialized cell develops into mature specialized cells
  14. 20. Diagram used to predict genotypes and phenotypes of children
  15. 22. An organism adapts to a specific function or environment
  16. 24. Physical expression