Proteins affected by the process are made unstable.
Glucose attachment impairs and stiffens tissues.
Glucose is attached to proteins for specific purposes.
Amino groups combine with aldehyde groups to form Schiff bases.
20. According to the passage, which of the following statements is true of Amadori products in proteins?
They are more plentiful in a dehydrated environment.
They are created through enzymatic glycosylation.
They are composed entirely of glucose molecules.
They are derived from Schiff bases.
They are derived from AGEs.
21. Which of the following best describes the function of the third paragraph of the passage ?
It offers evidence that contradicts the findings described in the first two paragraphs.
It presents a specific example of the process discussed in the first two paragraphs.
It explains a problem that the researchers mentioned in the second paragraph have yet to solve.
It evaluates the research discoveries described in the previous paragraph.
It begins a detailed description of the process introduced in the previous two paragraphs.
22. The passage suggests that which of the following would be LEAST important in determining whether nonenzymatic glycosylation is likely to have taken place in the proteins of a particular tissue?
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