FORESTRY
PLANT AND WOOD ANATOMY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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This is the primary structural component of the cell wall
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Lignin
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Cellulose
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Symplasm
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None of the above
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Explanation:
Detailed explanation-1: -The cell wall is composed of a network of cellulose microfibrils and cross-linking glycans embedded in a highly cross-linked matrix of pectin polysaccharides.
Detailed explanation-2: -a) Primary wall – It is composed mainly of cellulose. It has higher cellulose content than any other cell walls. b) Secondary wall – It is mainly composed of hemicellulose and pectin.
Detailed explanation-3: -The cell walls of most algae and higher plants are composed principally of cellulose, which is the single most abundant polymer on Earth. Cellulose is a linear polymer of glucose residues, often containing more than 10, 000 glucose monomers.
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