____ Is/are Considered to Be the Ancestor to Both Homo

question 39

Multiple Choice

____ is/are considered to be the ancestor to both Homo neanderthalensis and Homo sapiens.

• A) ​Homo habilis
• B) ​Paranthropus loisei
• C) ​Homo floresiensis
• D) ​Denisovians
• E) ​Homo erectus

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Definitions:

Configurational Label

A notation used in chemistry to describe the spatial arrangement of atoms within a molecule and how it relates to molecule's geometric isomerism.

(2R,3R)-2,3-dibromo-3-chloropentane

A chiral compound featuring a five-carbon chain with bromine atoms attached to the second and third carbons, as well as a chlorine atom on the third carbon, with a specific three-dimensional arrangement.

Asymmetric Carbon

A carbon atom bonded to four different atoms or groups, resulting in a chiral center that can have two different spatial arrangements (enantiomers).

R or S

Designations used in stereochemistry to describe the absolute configuration of chiral centers in molecules.