Dichotomous keys are keys (things that help you work out what an organism is) which give you two possiblites for each stage.


Entities this key will use: A human, a zebra and a lion.

  • 1a. walks on two legs ---> human
  • 1b. walks on four legs ---> go to 2.
  • 2a. is stripy ---> zebra
  • 2b. is not stripy ---> lion

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