The Assertion Can Be Made That We All Have African

question 69

Multiple Choice

The assertion can be made that we all have African ancestry because

• A) the Neanderthals lived in Africa.
• B) humans are descended from hominids who lived in Africa millions of years ago.
• C) all of the Homo sapiens lived in Africa, never migrating.
• D) of the written records left by the earliest peoples from around the globe.

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Definitions:

Cahn-Ingold-Prelog

A set of rules for the naming of chiral molecules and the assignment of priority to substituents.

Priority System

A system used in organic chemistry to rank substituents attached to a chiral center or double bond, determining the configuration or direction of a chemical bond.

Chiral

Refers to objects, including molecules, that cannot be superimposed on their mirror image, resulting in pairs of enantiomers with potentially different biological activities.

Achiral

A term describing molecules that do not exhibit handedness; these molecules are identical to their mirror images.