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Which type of smog is a major problem in many cities in developed countries during the summer?
Voluntary Movements
Movements that are consciously controlled by the brain, involving motor planning and execution.
Acetylcholine
A neurotransmitter in the nervous system involved in muscle activation, memory, and learning.
Muscles
Tissues in the body that have the ability to contract, enabling movement of the body and its parts.
Neurotransmitter
Chemical messengers that transmit signals across synapses from one neuron to another in the brain and nervous system.
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