Evidence of Evolution

Front

What is the best way to determine the evolutionary relationships between species?

Back

By comparing the amino acid sequences of their proteins or DNA.

Front

What happens if a Koala can't adapt to a new food source?

Back

The Koala bear may become extinct if they can not find new food to eat.

Front

What is the term for the changes of species over time?

Back

Evolution.

Front

What are structures that are similar in appearance but not in structure called?

Back

Analogous Structures.

Front

What type of structure shares a common ancestry but may have different functions?

Back

Homologous Structures.

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

Structures that have lost most or all of their original function through the course of evolution.

Front

What is the significance of fossils in understanding evolution?

Back

Fossils provide evidence of past life forms and their evolutionary changes over time.

Front

What is mimicry in the context of evolution?

Back

A phenomenon where one species evolves to resemble another species for protection or other advantages.

Front

What is embryology and its relevance to evolution?

Back

The study of embryos which shows similarities in early development stages among different species, indicating common ancestry.