Life Over Time - Vocabulary Flashcards

Front

Adaptation

Back

A change in a body part, behavior, or way of life that helps a living thing survive better in its environment.

Front

Analogous Structure

Back

Body parts that do the same job, but do not have a common ancestor.

Front

Embryo

Back

A tiny, developing baby animal or plant that hasn't been born or fully grown yet.

Front

Evolution

Back

The way living things change over a long time, so that later generations look and act differently than their ancestors.

Front

Extinct

Back

When a type of plant or animal no longer exists anywhere on Earth.

Front

Fitness

Back

How well an organism can survive & have babies compared to others in the environment.

Front

Fossil

Back

The remains or imprint of a plant or animal that lived a long time ago, preserved in rock.

Front

Heritable

Back

A trait or characteristic that can be passed from parents to their children through their genes.

Front

Homologous Structure

Back

Body parts that look similar because they came from a common ancestor, even if they have different jobs.

Front

Natural Selection

Back

A natural process where animals or plants that are better suited to their environment survive longer and have more babies, passing on their helpful traits.