Evidence of Evolution

Front

Structures with the same parts have different functions; suggests that organisms share a common ancestry

Back

homologous structures

Front

Study of embryos of various organisms to show a common ancestor because of similarities in development

Back

embryology

Front

Some organisms that share a common ancestor have features that have different functions, but similar structures.

Back

homologous structures

Front

How do fossils provide evidence that evolution has happened on Earth?

Back

Fossils show how life forms present today are different than those from the past.

Front

Vestigial structures

Back

remnants of once-important structures that have slowly lost all or most of their function

Front

Which layer is the youngest? Options: 1, 2, 3, 4

Back

1

Front

What is this an example of?
Options: Homologous structure, Analogous structure, Vestigial organs, Functional adaption

Back

Analogous structure

Front

How do fossils provide evidence that evolution has happened on Earth?

Back

Fossils show how life forms present today are different than those from the past.

Front

What best describes the hind leg bones seen in the whale?

Back

The bones are vestigial structures that had a function in an ancestor.

Front

According to this data, the unknown bacterial species is most closely related to: Species I, Species II, Species III, Species IV

Back

Species IV