2021 Mutations and Evolution

Front

What are vestigial structures?

Back

Structures present in an organism that no longer serve a function.

Front

What does fitness mean in biology?

Back

An organism's ability to survive and produce viable offspring.

Front

What is trisomy?

Back

Having one too many chromosomes.

Front

What is a silent mutation?

Back

A mutation that codes for the SAME amino acid.

Front

What is artificial selection?

Back

A process where humans select the traits they want organisms to express.

Front

What are homologous structures?

Back

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

Front

What are analogous structures?

Back

Structures in different species that serve similar functions but do not share a common ancestry.

Front

What is natural selection?

Back

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

Front

What is adaptation?

Back

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

Front

What is speciation?

Back

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