A Disaccharide Has an α-(1→4)glycosidic Linkage

question 73

Multiple Choice

A disaccharide has an α-(1→4) glycosidic linkage.Which statement about this sugar is TRUE?

• A) Both monosaccharides in the disaccharide are linked at their anomeric carbon.
• B) Both monosaccharides in the disaccharide are the α-anomer.
• C) No part of the disaccharide can undergo mutarotation.
• D) The closed ring form of the sugar linked at its carbon-4 is in equilibrium with its open-chain form.
• E) It is a nonreducing sugar.

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Definitions:

Abscisic Acid

A plant hormone that regulates various aspects of plant growth and development, including stress responses and seed dormancy.

Auxin

A class of plant hormones responsible for cell elongation, root initiation, and other developmental processes.

Coleoptile

A protective sheath covering the emerging shoot in monocotyledons like grasses and grains.

Frits Went

A botanist known for his pioneering work on plant hormones and their role in plant growth and development.