Due to a drought, an area is lacking the fertile soil to make plants
grow. What is this an example of?
A. population size
B. limiting factor
C. competition
D. population density

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 its because more have died recently than in the past.

B.they all live in soil i know biology