Biology · Biochemistry
Which one of the following statements about glycosaminoglycans (GAGs) is INCORRECT?
- 1GAGs are distinguished by their constituent sugars, the type of linkage between them, and the number and location of sulphate groups.
- 2They are among the most highly anionic molecules produced by animal cells.
- 3They are highly branched polysaccharides, usually made up of repeating units of a sulphated amino sugar and a uronic acid.✓
- 4Severe loss or degradation of GAGs can lead to premature aging phenotypes.
Correct answer
They are highly branched polysaccharides, usually made up of repeating units of a sulphated amino sugar and a uronic acid.
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