Gene Trees for Modern Human Populations Were Constructed Using Blood

question 33

Multiple Choice

Gene trees for modern human populations were constructed using blood group data, mtDNA, and the Y chromosome. What did the research using mtDNA and Y chromosome data determine that the blood group data did not about the origin of modern humans?

• A) The mtDNA and Y chromosome data both indicated multiple origin points for modern humans, which supports the multiregional hypothesis.
• B) The mtDNA and Y chromosome data both indicated primarily European origin points for modern humans as they migrated across the globe.
• C) The mtDNA and Y chromosome data both indicated an African origin point; the blood group data indicated a European point of origin.
• D) The mtDNA and Y chromosome data both indicated an African origin point for the migration of modern humans across the globe.

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Definitions:

Hypothesis

A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.

Adequacy

The quality of being sufficient or suitable for a particular purpose or to meet a specific requirement.

Logical Strength

The extent to which the premises of an argument support its conclusion, often measured by the argument's ability to convincingly justify the truth of the conclusion.

Complete

Refers to something that is whole, finished, or having all necessary parts.