This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Pathology
Which of the following has a polygenic pattern of inheritance? 
Select and explain. 
A. Diabetes mellitus, B. Familial hypercholesterolemia, C. G6PD, D. Resistant rickets
A: Diabetes mellitus
Answer: A: Diabetes mellitus 
Explanation: Polygenic pattern It occurs when one characteristic is controlled by two or more genes -Diabetes mellitus Autosomal dominant : Familial hypercholesterolemia X linked recessive G6pD X linked dominant: Resistant rickets