This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics, Subject name: Medicine
DNA analysis can be done from all except 
Select and explain. 
A. Monocyte, B. Lymphocyte, C. Fibroblast, D. Amnion cell
C: Fibroblast
Answer: C: Fibroblast 
Explanation: DNA hypodiploidy was found in mature cells, not only in myeloid cells (granulocytes and monocytes) but also in lymphocytes.