The influence of daily cycle of light and darkness on the physiology and behaviour of an organism is known as:
Correct answer: C. Photoperiodism
- A. Mechanical rhythm
- B. Chemotropism
- C. Photoperiodism
- D. Thigmotropism
Explanation
Photoperiodism is the response to changes in daylength that enables plants to adapt to seasonal changes in their environment.
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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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