In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

Question: The mitochondrial genome: 
 Options:  <0> It is circular. <1> It is single-strand. <2> It encodes all mitochondrial proteins. <3> It is part of the nuclear DNA. <4> None of the above.
chemistry

Question: The organometallic react with the nitriles giving: 
 Options:  <0> Amino acids. <1> Lactones. <2> Alcohols <3> Ketones <4> None of the above.
chemistry

Question: Which of the following monoclonal antibodies presents as one of its main indications the treatment of chronic lymphoid leukemia? 
 Options:  <0> Trastuzumab. <1> Bevacizumab. <2> Denosumab. <3> Cetuximab <4> Rituximab

pharmacology