Multiple choice

Which of these is one of the major carbohydrates other than cellulose and hemicellulose present in the primary growing plant cell wall?

  1. Lignin

  2. Chitin

  3. Silica

  4. Glycoproteins

  5. Pectin
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

In the primary (growing) plant cell wall, the major carbohydrates are cellulose, hemicellulose and pectin. The cellulose microfibrils are linked via hemicellulosic tethers to form the cellulose-hemicellulose network, which is embedded in the pectin matrix.

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