Abscisic acid, released by mesophyll cells at high temperatures, closes stomata by preventing potassium ion influx.
High temperatures cause mesophyll cells to release abscisic acid, which inhibits K+ influx, leading to stomatal closure.
| Front | Binding site of RNA Polymerase -> is called -> examples in prokaryotes -> examples in eukaryotes |
|---|---|
| Back | Promoter TATAAT (-10), TTGACA (-35) TATA (-25) CAAT (-70) |
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