#Question id: 1268
#Unit 4. Cell Communication and Cell Signaling
The collagen triple-helix domain
a. is rich in glycine. b. is rich in proline.
c. is rich in hydroxyproline. d. is an alpha helix.
#Question id: 1269
#Unit 4. Cell Communication and Cell Signaling
Which of the following constituents are not found in most basal laminae?
#Question id: 1270
#Unit 4. Cell Communication and Cell Signaling
Which of the following is a major extracellular molecule in mammals containing no protein portion?
#Question id: 1271
#Unit 4. Cell Communication and Cell Signaling
Common sugars found in proteoglycans include all of the following except:
#Question id: 1272
#Unit 4. Cell Communication and Cell Signaling
Collagen is exported from the endoplasmic reticulum as
#Question id: 1273
#Unit 4. Cell Communication and Cell Signaling
Proteoglycans are a group of cell-surface and extracellular-matrix substances that