Evolution Review Flashcard (Natural Selection and Trees)

Front

The process by which populations slowly change over time is called__________

Back

evolution

Front

Why are advantageous traits more likely to be passed onto offspring?

Back

Because they are more likely to survive and reproduce.

Front

What does 'the fittest' mean in an evolutionary sense?

Back

the most reproductively successful

Front

According to the cladogram, which organism is most distantly related to the human?

Back

crayfish

Front

Structures that have the same function but are made of different structures are...

Back

analogous structures

Front

What is natural selection?

Back

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

Front

Define adaptation in the context of evolution.

Back

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

Front

What are homologous structures?

Back

Structures that are similar in different species due to shared ancestry.

Front

What is speciation?

Back

The formation of new and distinct species in the course of evolution.

Front

Explain the concept of genetic variation.

Back

Differences in DNA among individuals, which can lead to different traits.