Animal extracellular matrices contain each of the following except
A)collagens.
B)proteoglycans.
C)pectins.
D)fibronectins.
E)elastins.

Name: Animal extracellular matrices contain each of the following except A)collagens. B)proteoglycans. C)pectins. D)fibronectins. E)elastins.
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Question

Quizplus · Accepted Answer

Pectins are polysaccharides found in the cell walls of plants, not in the extracellular matrices of animals. Collagens, proteoglycans, fibronectins, and elastins are all components of the extracellular matrix in animals.

Animal Extracellular Matrices Contain Each of the Following Except