Biology vocabulary words.

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Across
  1. 4. the action or process of mutating.
  2. 6. detailed examination of a object.
  3. 8. May be represented by a name, symbol, or a number code.
Down
  1. 1. the practice of living as a parasite in or on another organism.
  2. 2. Logical steps in order to come to a conclusion.
  3. 3. measures of values or counts and are expressed as numbers.
  4. 5. proposed explanation made on the basis of limited evidence as a starting point.
  5. 7. Signals sent to others to attract them.