Q. The phytohormone, which increases the concentration of potassium in guard cells is also responsible for the induction of
A) Apical dominance
B) Triple response growth
C) Cell division
D) Abscission
Explanation
Cytokinins are the plant hormones which play an important role in the opening of stomata by the exchange of ions (entry of $K^{+}$ ions into guard cells and exit of $\ H^{+}$ ions). Cytokinins are also responsible for the activity of cell division.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.