Multiple choice

“Intussusception” is a well-known physical property of primary cell wall. It is characterised as

  1. hardening of cell wall

  2. deposition of cell wall material from outside as layers

  3. deposition of cell wall material from inside to cause growth

  4. None of these
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C Correct answer
Explanation

Intussusception is the the expansion of the cell wall in plants as a result of the introduction of new molecules of cellulose and protopectin into the already formed wall. Instussusception is a well-known term as a medical condition of instestines where a part of the intestine has invaginated into another section of intestine, similar to the way in which the parts of a collapsible telescope slide into one another.

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