Characteristics and variety of living organisms

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Across
  1. 3. the term used to describe the necessary obtaining of 'food' (in terms of plants this is sunlight etc...) to create energy for survival
  2. 5. an action by an organism that causes a change in position or place
  3. 8. describes a plants response to light and can cause shoots to grow towards sunlight
Down
  1. 1. the chemical reaction where energy in the form of ATP is released from glucose
  2. 2. a product excreted by plants after photosynthesis
  3. 4. the controlling of internal conditions so living organisms can stay with an optimum level to survive
  4. 6. the process in which toxic products are produced in metabolic reactions and removed from the body
  5. 7. a type of reproduction that uses mitosis and produces a clone of the parent