Natural Selection Vocabulary_Rosenberg

STUDY
PLAY
species
group of similar organisms that can breed and produce fertile offspring
population
a group of organisms of the same species populating a given area
gene pool
the total collection of genes in a population at any one time in an inbreeding population
variation
any difference between individuals of the same species
mutations
random changes in the genetic material; can be harmful or helpful
adaptation
a characteristic that helps an organism survive and reproduce in its environment (a.k.a. survival gear!)
natural selection
the process by which individuals that are better adapted to their environment are more likely to survive and reproduce than other members of the same species
Charles Darwin
English natural scientist who formulated a theory of evolution by natural selection (1809-1882)
extinction
disappearance of a species from all parts of its geographical range
genetic engineering
genes from one organism are transferred into the DNA of another organism in order to produce an organism with desired traits
scientific theory
some sort of explanation of some aspect in the natural world, has a lot of experimentation to support it.
evolution
the gradual change in a species or population over a period of time
homologous structures
structures in two different species that are very similar; these indicate a link to a common ancestor
fossil
the preserved remains or physical evidence of an organism that lived in the past
YOU MIGHT ALSO LIKE...