Natural Selection Vocabulary

Type of divergent evolution in which one species splits into many different species.

• Adaptive radiation

• Convergent evolution

• Parallel evolution

• Co-evolution

Match the following features with their types.

• Physical characteristics of an organism

• Structural features

• Actions organisms take to survive

• Physiological traits

• Internal body processes

• Behavioral adaptations

• Changes in DNA sequence

• Genetic mutations

This person stated that the Galapagos finch beaks and head shape was adapted to the type of food available to eat.

• Darwin

• Newton

• Einstein

• Galileo

A body part, feature, or behavior helps an organism survive better in its environment.

• Adaptations

• Mutations

• Reactions

• Transformations

The formation of a new species.

• Speciation

• Mutation

• Adaptation

• Extinction

Comparing the development of a species can provide clues to its evolutionary history. This field of study is known as (a)   .

• Embryology
• Genetics
• Paleontology
• Ecology

The pattern of evolution that shows new species being formed from a common ancestor.

• Divergent evolution

• Convergent evolution

• Parallel evolution

• Co-evolution

Separation of a population due to a physical barrier.

• Geographic isolation

• Cultural isolation

• Behavioral isolation

• Temporal isolation

Type of isolation between populations due to differences in courtship or other mating behaviors.

• Behavioral isolation

• Geographical isolation

• Temporal isolation

• Mechanical isolation

Match the following types of isolation with their descriptions.

• When physical differences prevent successful mating.

• Mechanical isolation

• When differences in mating rituals prevent reproduction.

• Geographical isolation

• When a species develops different reproductive cycles.

• Temporal isolation

• When physical barriers divide a population.

• Behavioral isolation