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8 Cards in this Set

  • Front
  • Back
Homologous structures
Body structures that are found in similar patterns in many organisms.
Vestigial Structure
Body parts that have no apparent function, but resemble useful body parts of another organism.
Cladograms
The gram that shows the evolutionary relationships among organisms.
Analogous Structures
A structure that has the same function but different construction and was NOT inherited from a common ancestor.
Fossil Record
The chronological order of fossils found by comparing older rock layers with fossils from newer rock layers.
Geographic Distribution
Similar animals in different locations were the product of different lines of evolutionary descent. Indicates that these animals have common ancestral species
Embryonic Development
When embryos and fetuses of different species show similar characteristics which grow and change into pre- programmed organisms as gestation continues.
Biochemistry
The scientific evidence of degrees of relativity between different species.