Page 30 - 01. Classification of living things - Biology Notes IGCSE
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#12: Using simple keys
The identification of biological organisms can be greatly simplified using tools
such as dichotomous keys. It is a written set of choices, each
involving two statements, that leads to the name of an organism.
Scientists use these to identify unknown organisms.
Consider the following animals. They are all related, but each is a separate
species. Use the dichotomous key below to determine the species of each.
