Two locations include a layer of rock with a particular index fossil. in one location, the layer occurs in a higher position than in the other. what can you conclude about the history of the two areas?

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.

Ithink all of these events