Evolution & Natural Selection Flashcard

Front

What allows adapted organisms to survive and pass traits along to offspring?

Back

Natural Selection

Front

What do we call the differences among individual members of the same species?

Back

Variation

Front

What are mutations a change in?

Back

DNA

Front

Which of the following is NOT part of Darwin's theory of natural selection? Individuals with variations suitable to their environment have shorter lifespans and produce fewer offspring.

Back

Correct, this statement is NOT part of Darwin's theory.

Front

What is the purpose of selective breeding?

Back

To create animals with desirable traits.

Front

What is evolution?

Back

The process by which different kinds of living organisms develop and diversify from earlier forms during the history of the earth.

Front

What is natural selection?

Back

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

Front

What is variation in the context of evolution?

Back

The differences in physical traits of an individual from the group to which it belongs.

Front

What is the role of DNA in evolution?

Back

DNA carries genetic information that can mutate and lead to variations in traits.

Front

What is adaptation?

Back

A trait that helps an organism survive and reproduce in its environment.