EOC review evolution

Front

What does 'survival of the fittest' mean?

Back

It means that those organisms that can survive and reproduce are the most successful.

Front

What can be inferred about the age of fossils in different rock layers?

Back

Fossil D is older than fossil C.

Front

What is non-random mating?

Back

It is when certain individuals are chosen as mates based on specific traits, like color or behavior.

Front

Which lobe of the brain is represented in green in the diagram?

Back

Temporal lobe.

Front

What do similarities in hands and feet of humans and chimpanzees suggest?

Back

They suggest that humans and chimpanzees have a common ancestor.

Front

What is genetic drift?

Back

Genetic drift is a change in the frequency of an existing gene variant in a population due to random sampling.

Front

What is gene flow?

Back

Gene flow is the transfer of genetic variation from one population to another.

Front

What is mutation in the context of evolution?

Back

Mutation is a change in the DNA sequence that can lead to new traits in organisms.

Front

What is the significance of fossils in understanding evolution?

Back

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

Front

What does the term 'common ancestor' refer to?

Back

A common ancestor is a species from which two or more different species have evolved.