Front

What is the term for genetic differences between organisms of the same species?

Back

Variation

Front

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

Back

Natural Selection

Front

What is an example of a vestigial structure in humans?

Back

Appendix

Front

What phrase describes the outcome of natural selection where only the fittest organisms survive?

Back

Survival of the fittest

Front

What is the term for the inherited characteristics that enhance an organism's ability to survive and reproduce?

Back

Adaptations

Front

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

Back

Evolution

Front

What is the term for the process by which new species arise from existing species?

Back

Speciation

Front

What is the role of mutations in the process of evolution?

Back

Mutations introduce genetic variation, which can lead to new traits that may be beneficial for survival.

Front

What is the significance of the fossil record in understanding evolution?

Back

The fossil record provides evidence of past life forms and shows how species have changed over time.

Front

What is the term for structures that have lost their original function through evolution?

Back

Vestigial Structures