Definition of Terms

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Across
  1. 2. the process of increasing in size.
  2. 4. a nerve cell that carries information between the brain and other parts of the body
  3. 7. a set of principles on which the practice of an activity is based
  4. 9. of being male or female
  5. 10. an action that is performed without conscious thought as a response to a stimulus.
  6. 12. the process in which someone or something grows or changes and becomes more advanced
Down
  1. 1. a fertilized egg
  2. 3. an agent or factor which causes malformation of an embryo
  3. 5. the ideas, customs, and social behaviour of a particular people or society
  4. 6. activity engaged in for enjoyment and recreation, especially by children
  5. 8. The basic unit of heredity that occupies a specific location on a chromosome
  6. 11. an unborn offspring of a mammal, in particular an unborn human more than eight weeks after conception