Question

Which of the following is a chemical (as opposed to, say, a fiber or cell)? Question 3 options: sarcomere neurotransmitter motor neuron myofibril

Answer 1

Answer: Neurotranmitter

Explanation: By deffinition neurotransmitters are chemical messengers that transmit a signal from a neuron across the synapse to a target cell. All other choices are ethier a fiber or cell.