Natural Selection Review Flashcard Honors

Front

What are mutations?

Back

Random changes in DNA that lead to new traits, which can be passed on if beneficial to an organism's survival.

Front

What adaptation would likely arise in finches on an island with larger, harder seeds?

Back

Large Beaks.

Front

What is an adaptation?

Back

A trait that enhances an organism's ability to survive and reproduce in its environment.

Front

What is camouflage?

Back

An adaptation that allows organisms to resemble their surrounding environment, providing a defense mechanism.

Front

According to natural selection, what happens to white rabbits in a snowy environment with black rabbits?

Back

The white rabbit population will likely increase while the black rabbits will decrease in population.

Front

What is natural selection?

Back

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

Front

What is variation in the context of natural selection?

Back

Differences in traits among individuals in a population that can affect their survival and reproduction.

Front

What is the significance of adaptation in evolution?

Back

Adaptations increase an organism's chances of survival and reproduction in a specific environment.

Front

What is mimicry?

Back

An adaptation where one species evolves to resemble another species for protection or other advantages.

Front

How does overproduction relate to natural selection?

Back

Organisms tend to produce more offspring than can survive, leading to competition for resources.