The ______ Structure of a Protein Involves Interactions Between Two

question 29

Multiple Choice

The ______ structure of a protein involves interactions between two or more polypeptide chains.

• A)primary
• B)secondary
• C)tertiary
• D)quaternary
• E)pentenary

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Definitions:

Chirality Centers

Specific atoms within a molecule that have four different groups attached, resulting in non-superimposable mirror images.

Chiral Molecule

A molecule that cannot be superimposed on its mirror image, often having a carbon atom bonded to four different groups.

Chiral

Describes a molecule that has a non-superimposable mirror image, often leading to molecules with distinct left-handed (S) and right-handed (R) configurations.

Achiral

Describing a molecule that is superimposable on its mirror image, indicating it has no handedness or enantiomers.