This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hematology, Subject name: Pharmacology
True about low molecular weight heparin except: 
Select and explain. 
A. Predictable bioavailability, B. Inhibit factor Ela and Xa, C. Favorable pharmacokinetics, D. PT, apt monitoring not required.
B: Inhibit factor Ela and Xa
Answer: B: Inhibit factor Ela and Xa 
Explanation: Ans. B. Inhibit factor IIa and XaLow molecular weight is sensitive to factor Xa. It has better bioavailability. Its response is predictable therefore monitoring of PT is not required. Example are- dalteparin, enoxaparin.