Evidence of Evolution 1
The remains or imprints of organisms from earlier geological periods preserved in sedimentary rock
Fossils
Study of similarities and differences in the anatomy of different species
Comparative Anatomy
Wisdom teeth are examples of what type of evidence of evolution?
vestigial
Where are simple and older fossils found?
Bottom
Body parts that are non-functional
Vestigial Structures
Give an example of homologous structures
whale fin and human hand
Answers vary
Where are newer and more complex fossils found?
Top
Same structure, different function
Homologous Structures
Why do embryos of different organisms look similar?
Because they share a common ancestor
Fossil records suggest that organisms have
Common ancestry
Different structure, same function
Analogous Structures
Animal that have changed over time are due to ____ their environment over long periods of time
adapting
What is the name of the scientist that studied fossils on the Galapagos Islands?
Charles Darwin
Which 2 structures suggest common ancestry?
Homologous and Vestigial
Give an example of analogical structures
butterfly wing and bird wing
answers vary