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13 Cards in this Set

  • Front
  • Back
a polymer consisting of sugars and amino acids that forms a mesh-like layer outside the plasma membrane of eubacteria
Peptidoglycan
A mechanism for change in populations; process by which nature selects the best representative to continue the species
Natural Selection
Successful change in a species over time
Evolution
When evolution changes slowly and gradually
Gradualism
When evolution changes in spurts
Punctuated equilibrium
Existence of ancient life
Fossil
Having the same structure, but a different function
Homologous Structure
Having the same function, but a different structure
Analogous Structure
A structure that is present but has no known function
Vestigial Structure
The ability of one organism to "look" like another
Mimicry
The Ability of an organism to "look" like its environment
Camoflauge
A cell that is large and contains a nucleus; some have cell walls, and if so, the walls are made of cellulose/chitin
Eukaryote
A cell that is small, has no nucleus and has a cell wqlal made of peptidoglycan
Prokaryote