Biology

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Across
  1. 2. This is a biological catalyst that speeds up chemical reactions in the body.
  2. 4. This is a protein produced by white blood cells to target specific pathogens.
  3. 7. This is the plant cell organelle that contains chlorophyll.
  4. 8. This is the regulation of internal conditions to maintain a stable environment.
  5. 9. This is a microorganism that causes infectious disease.
  6. 10. This is the variety of different species living in an ecosystem.
  7. 11. This is the net movement of particles from an area of high concentration to low concentration.
Down
  1. 1. This is a section of DNA that codes for a specific protein or characteristic.
  2. 3. These are the organelles where aerobic respiration occurs in cells.
  3. 5. This is the process by which plants make glucose using light energy.
  4. 6. selection This is the process by which organisms better adapted to their environment survive and reproduce.