What do the colors on the flag of Norway mean? Credit: Thinkstock Images Stockbyte Getty Images. The Union Jack is composed of the flags of three patron saints layered one over the other. The central red cross on a white field is the flag of St. George, the patron saint of England.
Synaptic vesicles contain thousands of neurotransmitter. The  neurotransmitters are packed into a small membrane bound synaptic  vesicles. There are thousands of neurotransm â¦ itter molecules.
Neurotransmitters, which are stored in synaptic vesicles in the pre-synaptic cell, bind to receptors on dendrites of neighboring neurons. Neurotransmitters relay information across the space between one neuron's nerve terminal and another neuron's dendrites.