Many scientists are convinced that the growing human population is contributing to the gradual warming trend that is occuring on planet earth. according to the researchers, which human activity is most likely to be a contributing factor in global warming?

 I will say mainly air pollution which destroys our ozone layer and let sun radiation come inside the earth...

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.