Scientists Use Mitochondrial DNA to Track the Migration of Humans

question 54

Multiple Choice

Scientists use mitochondrial DNA to track the migration of humans across the planet.After a group migrates away from their ancestral homeland,any mutations that occur are not mixed with those left in the ancestral population.Based on this,mitochondrial DNA samples taken from ____ would have the fewest unique mutations,representing the original and oldest DNA sequences.

• A) Asia
• B) the Americas
• C) Africa
• D) Australia
• E) Europe

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Per Capita

A statistical measure that divides a total amount by the number of individuals in the population to derive an average per person.

HIV/AIDS

Human Immunodeficiency Virus (HIV) is a virus that attacks the immune system. Acquired Immune Deficiency Syndrome (AIDS) is the most advanced stage of HIV infection, characterized by a severely compromised immune system.

People

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