This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Heart muscle, true are all except: 
Select and explain. 
A. Act as syncitium, B. Has multiple nuclei, C. Has gap junctions, D. Has branching
B: Has multiple nuclei
Answer: B: Has multiple nuclei 
Explanation: None