Multiple choice

Each stomatal opening is surrounded by two semilunar cells called guard cells. Which of the following statements about these guard cells is/are correct?

a. They are dead cells. b. The inner walls of these cells are thicker and the outer walls thinner. c. They regulate the opening and closing of stomatal pores.

  1. a only

  2. b only

  3. c only

  4. a and c

  5. b and c
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct answer as both these statements are correct about the guard cells.

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