Which of the following is(are) true about peptide neurotransmitters?
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They are produced in the cytoplasm of a terminal button.; |
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They are produced on the ribosomes of a neuron's cell body.; |
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They are composed of 10 or fewer amino acids.; |
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They are transported down the axon to the terminal button via microtubules.; |
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alternatives b, c, and d are all correct; |
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