Which photoreceptor is responsible for color vision?
Correct answer: B. Cones
- A. Rods
- B. Cones
- C. Bipolar cells
- D. Ganglion cells
Explanation
Cones detect colors (red, green, blue) under bright light; rods function in dim light.
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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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