Which type of biome is characterized by the following descriptions? moderate temperatures with seasonal changes very high amounts of rainfall thick canopy of trees which filters out a majority of the suns rays, leaving the forest floor mostly shaded. broadleaf or coniferous trees

The answer is Tropical Rainforest Biome

The tropical rainforest has a moderate temperature with seasonal changes. The amount of rainfall in a tropical rainforest is high. It has a thick canopy of trees which filters out a majority of the sunlight which is why the forest floor is almost shaded. 

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.