Evolution__2_

Evolution

The process by which characteristics of a species change over time.

Natural Selection

The process through which individuals with traits better suited to their environment are more likely to survive and reproduce.

Charles Darwin

The scientist who first observed and studied evolution through his research on finches in the Galapagos Islands.

Theory of Evolution

The theory stating that all different species have evolved from simpler life forms through natural selection.

Cladogram

A diagram that depicts evolutionary relationships among groups based on phylogeny.

Fossil Evidence

Remnants or impressions of ancient organisms that provide evidence for evolution.

Comparative Anatomy

The study of similarities and differences in the anatomy of different species, providing evidence for evolution through homologous structures.

Biochemical Evidence

Evidence for evolution based on comparisons of DNA or amino acid sequences among different organisms.

Geological Time Scale

A timeline that outlines the history of the Earth from its formation to the present.

Homologous Structures

Anatomical similarities between different organisms that have different functions, indicating common ancestry.