What are the hydrocolloids that are secreted at a site of injury on a plant or surround the endosperm of some seeds and that are used as thickening agents?

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Quizplus · Accepted Answer

Gums are the hydrocolloids that are secreted at a site of injury on a plant or surround the endosperm of some seeds and that are used as thickening agents. Lignin and cellulose are not hydrocolloids and are not used as thickening agents. Although pectins are hydrocolloids, they are typically found in fruits and are not commonly used as a thickening agent.

What Are the Hydrocolloids That Are Secreted at a Site