cells

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Across
  1. 3. wall holds cells shape
  2. 5. powerhouse of cell
  3. 6. Flying mammal
  4. 7. Likes to chase mice
Down
  1. 1. Large marsupial
  2. 2. Has a trunk
  3. 3. jelly like substance that holds organelle in place
  4. 4. Man's best friend