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Chapter 16 Bio

QuestionAnswer
Evolution Change over time; the process by which modern organisms have descended from ancient organisms.
Fossil Preserved remains of ancient organisms
Artificial Selection Selective breeding of plant and animals to promote the occurrence of desirable traits in offspring.
Adaptation Heritable characteristics that increases an organism’s ability to survive and reproduce in an environment.
Fitness How well an organism can survive and reproduce in its environment.
Natural Selection Process by which organisms that are most suited to their environment survive and reproduce most successfully; also called survival of the fittess.
Biogeography Study of past and present distribution of organisms.
Homologous Structure Structures that are similar in different species of common ancestry.
Analogous structure Body parts that share common function, but not structure.
Vestigial structure They are just vestiges, or traces, of homologous structures in other species.
Created by: wilsona16
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