Biology

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Across
  1. 5. A cell containing a nucleus and organelles. The nucleus is the control center of the cell.
  2. 6. The study of living things
  3. 9. An organism that is made of only one cell that can be seen under the microscope.
  4. 10. a cell lacking a nucleus or any other membrane-enclosed
  5. 12. all the nonliving factors in an environment
Down
  1. 1. A method of reproduction where two cells join to become one cell.
  2. 2. An organism that eats to get energy.
  3. 3. A method of reproduction where one cell splits into two cells.
  4. 4. An organism made up of more than one cell and often made up of different types of cells working together.
  5. 7. All the living factors in an environment.
  6. 8. An organism that can make its own food from sunlight.
  7. 11. The smallest part of a living thing.