AS the wolf walked by he saw.....
scientists use taxonomy to classify and separate them into different groups
characteristics.
characteristics
Scientists classify organisms by the dichotomous key. They classify by looking at if it moves or not, then they look at characteristics, then they can see what they are.
they arange them in ordely groups
scientists classify organisms into groups based on internal and external features.
They spilt them up in groups.
taxonomy.
So is
They began to name organisms back in latin time
They are classified according to the DNA they share with other organisms.
DNA is the answer.