Biology
NULL
Medium
Question
___________ function as multisensory hydraulic valve?
A
Lenticels
B
Guard cells
✓ Official correct answer
C
Hydathods
D
All of these
Community credibility
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A
Lenticels
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B
Guard cells
No member explanations yet for this option.
C
Hydathods
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D
All of these
No member explanations yet for this option.
Explanation
Guard cells function as a kind of hydraulic valve, responding to multiple environmental and internal signals (such as light, CO2 levels, and hormones) by changing their turgor pressure to open or close the stomatal pore.