The Quill or Central Part of a Contour Feather Is

question 1

Multiple Choice

The quill or central part of a contour feather is known as what?

• A) shaft
• B) spur
• C) mantle
• D) molt

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Definitions:

Central Vacuoles

Large vesicles found in plant cells that store nutrients and waste products and contribute to cell growth by absorbing water and increasing in size.

Amino Acids

Organic compounds that are the building blocks of proteins, necessary for health and vital processes in living organisms.

Fluid-filled Sacs

Structures in organisms, such as bursae or cysts, containing liquid within a membranous enclosure, serving various physiological functions.

Double-Membrane Organelles

Cellular components surrounded by two lipid bilayers, including the nucleus, mitochondria, and chloroplasts in plants, playing various roles in cellular functioning.