Evolutionary History and Relationships Vocab

Front

Evidence of common ancestry being studied:

Back

anatomical homology

Front

Shows changes over time for a creature; older fossils are deeper.

Back

Fossil Record

Front

Similar structures with different functions (e.g., bat wings, human arms).

Back

Homologous Structures

Front

Type of structures:

Back

homologous

Front

Evidence of common ancestry studied in this visual:

Back

fossil record

Front

Branching diagram showing relationships among taxa.

Back

Cladogram

Front

Common ancestry:

Back

Organisms descended from a single ancestor.

Front

Evolutionary tree: Description of two pink-highlighted organisms?

Back

They share a recent common ancestor.

Front

A __________ tree reflects evolutionary relationships among organisms.

Back

phylogenetic

Front

A ____________ is a diagram showing shared adaptations from a common ancestor among species, considered a hypothesis.

Back

cladogram