1.2 Determining How Species Are Related
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4 Terms
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What are homologous structures ?
Structures that have similar structural elements and origin but may have different functions
2
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What is a phylogenetic tree ?
branch diagram to show the relationships among species
2 organism may have some characteristics that are the same as well as have a common ancestor
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What is DNA evidence ?
its when DNA carries information to compare DNA to how closely organisms are related
the more similar patterns found in DNA between species are more closely related
4
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What is Physiology ?
The study of functioning of organisms ( how they work )
comparing proteins can help determine how related different species are.
Note 
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