Biological characteristics

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Across
  1. 6. To breath.
  2. 7. The bodily process of discharging waste matter.
  3. 8. A distinguishing trait.
Down
  1. 1. A source of materials to nourish the body.
  2. 2. Attributes acquired via biological heredity from the parents.
  3. 3. To grown up.
  4. 4. A message expressing an opinion based on incomplete evidence.
  5. 5. Conceiving and bearing offspring.
  6. 9. A matter that a living thing need.