Biology - Topic 4

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Across
  1. 3. The way an organism exploits its environment
  2. 6. How organisms change over time to adapt to their changing environment
  3. 8. Type of classification
  4. 9. Makes the cell walls water proof and stronger
  5. 10. All alleles of the genes present in a population
  6. 11. Kingdom that are multicellular eukaryotes that are heterotrophs
  7. 12. Organism which is specialised to suit its environment
Down
  1. 1. Type of adaptation which we can observe
  2. 2. Number of species present in a given habitat
  3. 4. Narrow fluid filled channels
  4. 5. Change in allele frequencies over time
  5. 7. A change in allele frequency in a population over time
  6. 13. Type of cell that is full, all its content still intact