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viva [34]
2 years ago
10

Certain mental problems are thought to be caused by not having enough

Biology
1 answer:
KatRina [158]2 years ago
3 0

Answer:

<u>B. Neurotransmitters send signals from neuron to neuron.</u>

Explanation:

Lack of neurotransmitters may cause problems because neurotransmitters send signals from neuron to neuron.

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