EvolutionThe process through which species transform over time
Definitions:
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
SpeciesA group of individuals with similar traits and can reproduce
Definitions:
A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
FossilImprint or remains of a once living organism preserved in rocks
Definitions:
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.
Natural SelectionA process where organisms best suited to their environment increase in frequency
Definitions:
The process whereby organisms better adapted to their environment tend to survive and produce more offspring.
MutationA change in the DNA sequence of an organism
Definitions:
The changing of the structure of a gene, resulting in a variant form which may be transmitted to subsequent generations.