Guard cells function as:
Correct answer: B. Multisensory hydraulic valve
- A. The defense system
- B. Multisensory hydraulic valve
- C. Hydrostatic pressure
- D. All of these
Explanation
Guard cells are specialized cells found in the epidermis of leaves that surround and regulate the opening and closing of stomata, which are tiny pores used for gas exchange and act as multisensory hydraulic valves.
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