Task: Text Categorization
Input (English): Question: In the urea cycle, the argininsuccinate: 
 Options:  <0> It generates fumarate and arginine by argininesuccinase. <1> It has five amino groups in its structure. <2> Its synthesis produces energy in the form of ATP. <3> It is synthesized in the mitochondria. <4> It is a keto acid.
Output (English): biology