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
Which of the following enzymes is involved in the degradation of the basement membrane? 
Select and explain. 
A. Metalloproteinases, B. Oxidases, C. Elastases, D. Hydroxylases
A: Metalloproteinases
Answer: A: Metalloproteinases 
Explanation: Matrix metalloproteinases are a family a proteolytic enzymes that degrade components of the extracellular matrix and basement membrane. Ref: Robbin's Basic Pathology 7th Edition, Page 110, 111, 312, 103; Clinical Gynecologic Endocrinology and Infeility By Marc A. Fritz, Leon Speroff, 2010, Page 596.