Abscisic acid:
Correct answer: D. All of the choices are correct
- A. Induces bud dormancy
- B. Causes the stomata to close
- C. Promotes senescence
- D. All of the choices are correct
Explanation
Abscisic acid (ABA) is a plant hormone that regulates numerous aspects of plant growth, development, and stress responses.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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