The surface tension in a cup of water is caused by

a attractive forces between the water and its container

b attractive forces between water molecules

c adhesive forces between water molecules

d adhesive forces between the water and its container

The surface tension is caused by water molecules "dragging" the other water moleculer downwards. So I would guess B).

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.