PreIB Biology - Evolution Review Flashcardizz

Front

Which organisms are closely related?

Back

Coyote and gray wolf are closely related organisms.

Front

What is an example of adaptation?

Back

A polar bear's white fur is an example of adaptation.

Front

What is the evolutionary advantage of cells containing mitochondria-like organelles?

Back

They were able to make more use of available energy.

Front

What type of structure do the forelimbs of mammals represent due to their common ancestry?

Back

Homologous structure.

Front

What is adaptive radiation?

Back

A single species of finch on an isolated island diversifies into multiple species, each with a different beak shape suited to different food sources.

Front

What is evolution?

Back

Evolution is the change in the heritable characteristics of biological populations over successive generations.

Front

Define natural selection.

Back

Natural selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

What is a vestigial structure?

Back

A vestigial structure is a body part that has lost its original function through the course of evolution.

Front

What is the significance of genetic variation in a population?

Back

Genetic variation is crucial for a population's ability to adapt to changing environments.

Front

What is speciation?

Back

Speciation is the formation of new and distinct species in the course of evolution.