Evolution

Front

What do we call the timeline of life on Earth developed from millions of fossils?

Back

Fossil Record

Front

What are the slight differences within members of the same species called?

Back

Variations

Front

What is the study of organisms at the early stages of development?

Back

Comparative Embryology

Front

What likely caused the finches on the Galapagos Islands to have different beaks than those on the mainland?

Back

There were different types of food available on the island.

Front

What term describes species that no longer exist?

Back

Extinct

Front

What is the process by which organisms better adapted to their environment tend to survive and produce more offspring?

Back

Natural Selection

Front

What is the term for a change in the DNA sequence of an organism?

Back

Mutation

Front

What do we call the preserved remains or traces of ancient organisms?

Back

Fossils

Front

What is the term for the variety of life in the world or in a particular habitat or ecosystem?

Back

Biodiversity

Front

What is the concept that explains how species evolve over time through gradual changes?

Back

The theory of evolution