• In the white boxes below, type the words you hear. You will hear each word twice.
       (Remember to use the correct spelling and capital letters, etc.).
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.

1. it is not a perfect
2. from a single egg
3. A is a tiny change
4. the of the DNA
5. the DNA process
6. to disease
7. one twin carried a number
8. the nature versus debate
9. the environment, socialization and
10. a person's
11. behavioural
12. a given disease or

Back to the identical twins lesson.

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