Evolution Flashcards
The process by which living things change over time. It’s the result of genetic variation, natural selection, and inheritance
Evolution
A trait or behavior that helps an organism survive in its environment
Adaptation
The way nature chooses which organisms survive and reproduce based on their traits
Natural Selection
A group of living things that can reproduce and have offspring
Species
The preserved remains or traces of ancient organisms found in rocks
Fossil
When a species completely disappears and no longer exists
Extinction
Differences in traits among individuals of the same species
Variation
A change in DNA that can create new traits in organisms
Mutation
A collection of fossils that shows how life has changed over millions of years
Fossil Record
An early form of a species from which later species evolved
Ancestor