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Amylose is chemically a ________ made up of about 200–1000 α-D-(+)-glucose units joined through ______ glycosidic bonds.

1. long unbranched chain, C1–C6
2. branched chain, C1–C4
3. long unbranched chain, C1–C4
4. branched chain, C1–C6

Correct answer: long unbranched chain, C1–C4

Solution

Amylose is a type of starch that consists of a long unbranched chain of glucose units, specifically linked by C1–C4 glycosidic bonds, which allows for a linear structure essential for its function in energy storage.

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