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Bio Standard B.7(A)

analyze and evaluate how evidence of common ancestry among groups is provided...

TermDefinition
Common ancestry between organisms of different species arises during speciation, in which new species are established from a single ancestral population.
Fossil record is life's evolutionary epic that unfolded over four billion years as environmental conditions and genetic potential interacted in accordance with natural selection.
Biogeography study of the distribution of plants and animals on Earth.
Homology similarity in sequence of a protein or nucleic acid between organisms of the same or different species.
Anatomical homology similarities between the structure of two organisms
Molecular homology Similarities among organisms at the molecular level due to a shared ancestry.
Developmental homology is recognized in embryos. Two different organisms can have a common embryonic trait, say gill pouches or a tail, but in some of those organisms those gills and tails are lost.
Genome map a record of the entire genome of an organism, consisting of correctly ordered gene maps.
DNA sequence is the process of determining the precise order of nucleotides within a DNA molecule.
Taxonomic The classification of organisms in an ordered system that indicates natural relationships.
Phylogenic the evolution of a genetically related group of organisms as distinguished from the development of the individual organism
Offspring the young of an animal or plant
Species a group of animals or plants that are similar and can produce young animals or plants
Created by: sstall