Evolutionary Biology

Front

What species’ DNA is most similar to the DNA of the toothed whale?

Back

Baleen Whale

Front

What are homologous structures?

Back

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

Front

What is geographic isolation?

Back

The separation of a group of individuals from the rest of the population due to physical barriers.

Front

Which moth would likely increase in population in a dark environment?

Back

Dark moths.

Front

What does variation refer to in evolutionary biology?

Back

Genetic differences between organisms of the same species.

Front

What is natural selection?

Back

The process by which 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 increases an organism's fitness in its environment.

Front

What is the significance of genetic drift?

Back

A mechanism of evolution that refers to random changes in allele frequencies in a population.

Front

Explain the concept of speciation.

Back

The process by which new species arise from existing species.

Front

What role does mutation play in evolution?

Back

Mutations introduce new genetic variations into a population.