Evolution Review

Front

What term describes the differences in appearance among individuals of the same species living in the same area?

Back

Variation

Front

What are similar structures with different purposes found in different species called?

Back

Homologous structures

Front

What do closely related organisms have in common regarding their DNA?

Back

Very similar DNA sequences

Front

What is the most likely reason for the change in a mice population over time due to predation?

Back

Hawks eat more white mice because they are easier to see.

Front

Which of the following is an example of a vestigial structure?

Back

The tailbone of a human.

Front

What is evolution?

Back

The process by which species change over time through natural selection and genetic variation.

Front

What is natural selection?

Back

The process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

What are vestigial structures?

Back

Body parts that have lost their original function through evolution.

Front

What is the significance of homologous structures in evolutionary biology?

Back

They provide evidence of a common ancestor among different species.

Front

What is the role of mutations in evolution?

Back

Mutations introduce genetic variation, which can lead to new traits in a population.