Team A

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Across
  1. 1. The natural home or environment of an animal, plant, or other organism (7 letters)
  2. 4. The changing of the structure of a gene (8 letters)
  3. 6. A thread-like structure of nucleic acids and protein found in the nucleus of most living cells (10 letters)
  4. 8. A biological community of interacting organisms and their physical environment (9 letters)
  5. 9. A substance that has a molecular structure consisting chiefly of a large number of similar units bonded together (7 letters)
  6. 10. A group of stars forming a recognizable pattern (13 letters)
Down
  1. 2. The envelope of gases surrounding the earth or another planet (10 letters)
  2. 3. The force that attracts a body towards the center of the earth (7 letters)
  3. 5. The process by which green plants use sunlight to synthesize foods (14 letters)
  4. 7. The speed of something in a given direction (8 letters)