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: Biochemistry
Acrodermatitis enteropathica is a classical presentation due to deficiency of 
Select and explain. 
A. Vitamin K, B. Zinc, C. Copper, D. Selenium
B: Zinc
Answer: B: Zinc 
Explanation: None