Fact 1: Vesicle transport requires energy, so it is also a form of active transport. Fact 2: Neurotransmitters are released from vesicles. Given the two facts above, the transport of what requires energy?
Choose from: (i) communication. (ii) microorganisms. (iii) colors of the spectrum. (iv) Something to move. (v) salamanders. (vi) Neurotransmitters. (vii) an object. (viii) Veins and arteries..
Answer:
(vi)