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Type: Multiple-Choice
Category: Macromolecules
Level: Continuing Education
Author: hmcmanigle
Created: 5 years ago

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Macromolecules Question

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Continuing Education Macromolecules

Consider the formation of hemiacetal cyclic form of glucose from the aldehyde form of glucose. The oxygen atom that becomes a part of the "OH" group on the #1 carbon atom in the cyclic form was originally, in the aldehyde form,                                                 .
  1. the oxygen in the alcohol group on the #5 carbon
  2. the oxygen in the alcohol group on the #4 carbon
  3. the oxygen in an ether linkage
  4. the oxygen in the alcohol group on the #6 carbon
  5. an oxygen in a carbonyl group
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