Natural Selection Exam

Front

What is the role of mammary glands in mammals?

Back

Mammary glands provide nourishment to offspring through milk production.

Front

What is an example of a population that can evolve quickly?

Back

Pathogenic bacteria exposed to antibiotics can evolve in a relatively short period of time.

Front

What is one function of the placenta in mammals?

Back

The placenta facilitates nutrient transfer from mother to fetus.

Front

What is a favorable mutation?

Back

A favorable mutation is a genetic change that enhances an organism's ability to survive and reproduce, such as a mutation that makes a rabbit able to run faster.

Front

How does genetic diversity affect an ecosystem?

Back

A rich variety of genetic material increases the chances that some organisms will survive environmental changes.

Front

What is natural selection?

Back

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

Front

What is a mutation?

Back

A mutation is a change in the DNA sequence of an organism's genome.

Front

What is the significance of antibiotic resistance in bacteria?

Back

Antibiotic resistance allows bacteria to survive and reproduce in the presence of antibiotics, leading to the evolution of resistant strains.

Front

What is the difference between artificial selection and natural selection?

Back

Artificial selection is the process by which humans breed organisms for desired traits, while natural selection occurs without human intervention.

Front

What is the concept of survival of the fittest?

Back

Survival of the fittest refers to the idea that individuals best adapted to their environment are more likely to survive and reproduce.