What is responsible for identifying foreign invaders and remains in the system for a long period of time? a. antigens. b. red blood cells. c. lymph nodes. d. axons. will mark brainliest this is for science

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Neurotransmitters are messengers responsible for communication between neurons. they are released from synaptic vesicles and are received by receptors.  the communication is referred to as neurotransmission. the following statement is true about neurotransmitters: a. they're stored in synaptic vesicles in the axon.