What Type of Feather, Located at the Nape and Upper

question 62

Multiple Choice

What type of feather, located at the nape and upper back, has follicles that contain sensitive nerve endings that play a sensory role in controlling feather movement?

• A) contour
• B) down
• C) filoplume
• D) semiplume

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Definitions:

NonAromatic

A compound that does not contain a cyclic, planar ring with a delocalized π-electron system typical of aromatic compounds.

π Network

The conjugated system of pi bonds found in molecules where alternating single and double bonds allow for delocalization of electrons across the structure.

Aromatic Structures

Compounds containing one or more benzene rings, characterized by a stable ring of atoms with delocalized electrons.

NonAromatic

Molecules or compounds that do not contain a ring of continuously overlapping p orbitals, thus lacking the stability associated with aromatic systems.