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Question 27

A student sees a thin boundary pressed against the inner face of a plant cell wall. What is that boundary?

  1. Middle lamella
  2. Nuclear envelope
  3. The cell-surface membrane just inside the wallCorrect answer
  4. Tonoplast

Explanation

The cell-surface membrane lies immediately inside the plant cell wall and can be hard to distinguish when pressed against it. The tonoplast surrounds the vacuole farther inside, so it is not the boundary touching the wall.

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Question 27: A student sees a thin boundary pressed against the inner… · Cells and Microscopy · Questena