This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transport Across Cell Membrane, Subject name: Physiology
Transport of two substances in same direction is called as? 
Select and explain. 
A. Symport, B. Antiport, C. Exocytosis, D. Pinocytosis
A: Symport
Answer: A: Symport 
Explanation: ANSWER: (A) SymportREF: Guyton's physiology 22nd ed page 54- 55, Ganong's physiology 22nd ed chapter 1CotransportWhen the transported molecule and cotransported ion move in the same direction, the process is called Symport; when they move in opposite directions, the process is called Antiport UniporterSynporterAntiporter