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
Lamin is present in: 
Select and explain. 
A. Basement membrane., B. Inner nuclear membrane., C. Outer nuclear membrane., D. Mitochondria.
B: Inner nuclear membrane.
Answer: B: Inner nuclear membrane. 
Explanation: Harper – 578
Lamins for a meshwork in opposition to the inner nuclear membrane. The distribution of intermediate filaments in normal and abnormal (eg, cancer) cells can be studied by the use of immunofluoroscent techniques, using antibodies of appropriate specificities.