Human Evolution and Adaptation Quiz

What altitude does the Tibetan high plateau lie at?

• 3500 meters

• 6500 meters

• 4500 meters

• 5500 meters

What is the primary reason native Tibetans can sprint up mountains?

• Special diet

• Intense training

• Genetic adaptations

• High altitude practice

Which population is adapted to survive extreme cold?

• People in the Sahara

• People in Siberia

• People in the Amazon

• People in the Himalayas

What unique adaptation do the Bajau people have?

• Thicker skin

• Higher metabolic rate

• Longer limbs

• Larger spleens

What is the primary benefit of the genetic adaptation to drink milk in adulthood?

• Increased height

• Better vision

• Source of calcium and vitamin D

• Stronger muscles

How does modern medicine impact natural selection?

• It has no impact

• It removes many selective pressures

• It accelerates natural selection

• It decreases genetic variation

What is genetic drift?

• A method of gene therapy

• Random variation in genetic differences

• A way to increase genetic mutations

• A type of natural selection

What is epigenetic modification?

• Changes to gene expression

• A form of natural selection

• Changes to the DNA sequence

• A type of genetic mutation

Can epigenetic modifications be passed to offspring?

• No, they only affect the individual

• Yes, but researchers are unsure if they persist over generations

• No, never

• Yes, always

What is the main factor that will determine how our present will shape our future evolution?

• Modern medicine and technology

• Dietary changes

• Current genetic mutations

• Natural disasters